The value of "k" is 2.5
Solution:
Given that we have to find the value of "k"
Given expression is:

We can solve the sum by cross multiplying
Multiply the numerator of the left-hand fraction by the denominator of the right-hand fraction
Multiply the numerator of the right-hand fraction by the denominator of the left-hand fraction
Set the two products equal to each other
Solve for the variable "k"

Thus value of "k" is 2.5