Guitar pro time signature

I know how to switch from 4/4 (4,000) to lets say 5/4 (5,000) or 3/2 (6.000)etc.
But what do i do to get 5,500??

Sorry if its hard to understand my problem ,but i am not so good explaning things in englishXD

Use 11/8, ie 11 8th notes in a bar.

Thx:)