Essentials of Music Theory: Elementary

by Carl E. Gardner

5. The diminished fourth is the inversion of the augmented fifth and is analogous to the major third:—

[[Midi]] [[audio/mpeg]] [[XML]]

6. The augmented second is analogous to the minor third. It is found as a scale interval between the sixth and seventh steps of the harmonic minor. The following exercise contains the augmented second built upon the major tonic:—

[[Midi]] [[audio/mpeg]] [[XML]]

7. The diminished seventh is the inversion of the augmented second and is analogous to the major sixth:—

[[Midi]] [[audio/mpeg]] [[XML]]