G♯ Dominant 7th
Listen plays the chord. Play Along lights up each note in order so you can follow.
Introduction

The G♯ Dominant 7th chord is a four-note chord made up of G♯, C, D♯, and F♯. It is built from a root, major third, perfect fifth, and minor seventh.
Notes
G♯ Dominant 7th Inversions
| Position | Notes |
|---|---|
| Root Position | G♯ – C – D♯ – F♯ |
| 1st Inversion | C – D♯ – F♯ – G♯ |
| 2nd Inversion | D♯ – F♯ – G♯ – C |
| 3rd Inversion | G♯ – C – D♯ – F♯ |
Key Signature
The key of G# Dominant 7th (enharmonically equivalent to Ab Dominant 7th) has 4 flats.
Order of flats
Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.
Mnemonic: Battle Ends And Down Goes Charles’ Father
Chords in the Key of G♯ Major
These are the diatonic triads built on each degree of the G♯ major scale:
Theory: Intervals
The G♯ Dominant 7th is built by stacking intervals from the root note. The formula R-M3-P5-m7 describes the scale degrees used. The intervals P1-M3-P5-m7 show the distance between each note in the chord.
G♯ Dominant 7th — Frequently Asked Questions
What notes are in the G# Dominant 7th chord?
How is the G# Dominant 7th chord used in music?
What is the fingering for G# Dominant 7th?
What are the inversions of G# Dominant 7th?
Practice Tips
- The tritone between 3rd and b7th creates tension that resolves.
- Practice V7–I resolution.
- Essential for blues.
- Mixolydian is the matching scale.
- Compare with G#maj7.
- Blues, jazz, rock vocabulary.