Question

The number preceding each line identifies the scale size of the font. Do NOT round your answer. Enter all digits of your answer below.

Answer 1

let
an ------> the scale size of the font

we have that
a1=1
a2=1.5
a3=2.25
a4=?

a2/a1=1.5/1=1.5
a3/a2=2.25/1.5=1.5

the scale factor is 1.5
so
a4=a3*1.5------> a4=2.25*1.5------> a4=3.375

the answer is
3.375