
First we create a text

Then we create a box with a bezier curve tool

Selection of both objects and choose Path - Object to path
Create perspective effects such as link here
After you create perspective text, right-click the text select the duplicate
Adjust the position of the second text to be easily used as a 3D
Selection of both objects and select Extensions - Generate from path - Interpolate
Interpolate steps 44
Interpolation method 2 then Apply
For more tutorials click here 3D text tutorial
On my blog there is a link tutorial in English. Sorry if I blog in Indonesian.

Thanks,
Translated by Google translate