56.38,51.28,46.18,41.08 what is the rule

The rule is 5.10 because 56.38 to 51.28 is ~ 56 - 51 = 5 then 38 - 28 = 10. If you carry on doing the same thing, you will figure out the pattern. Overall the answer is 5.10.

I hope this helps! :)

Aye bruh i don’t know this but someone else who smarter than us will answer this