what will come next in the series 2.3, 4.5, 6.75, .................?

what will come next in the series 2.3, 4.5, 6.75, .................?

Explanation

Difference 1.5 multiply with next power.

2.3 – 4.5 = 1.5^1

6.75–4.5 = 1.5^2

6.75 + 3.75   = 10.125

 

Answer is 10.125.