what is the 4th proportion of 3, 12 and 4 Question what is the 4th proportion of 3, 12 and 4 in progress 0 Math Eloise 1 month 2021-09-15T02:36:22+00:00 2021-09-15T02:36:22+00:00 1 Answer 0 views 0

## Answers ( )

Answer:Let x be the fourth proportional

12

3

=

x

4

⇒

4×3

3

=

x

4

⇒

4

1

=

x

4

⇒x=4×4=16

⟹x=4

⇒3,12 & 4,16 are in proportion