Question

. If a,b,c,d are in proportion and a=6, b=8, c=9 then find the value of d​

Answer 1

12

a:b:c:d

a×d = b×c

Substitute the values

6×d = 8×9$d = \frac{72}{6} \\ d = 12$

The value of d is 12.

Please mark me as brainliest.

Hope this helps you.