Finding the Fourth Proportional to 9.34, 14.02 and 4
Calculator
Solution
The fourth proportional to 9.34, 14.02 and 4 is: 6.00
Step by Step Solution
- Step 1: Write the proportion equation
9.34 : 14.02 = 4 : x - Step 2: Convert to fraction form
9.34/14.02 = 4/x - Step 3: Cross multiply
9.34x = 14.02 × 4 - Step 4: Simplify right side
9.34x = 56.08 - Step 5: Solve for x
x = 56.08/9.34 - Step 6: Final answer
x = 6.00
Related Problems
Find fourth proportional to 4.67, 7.01 and 2
Half scale
Find fourth proportional to 18.68, 28.04 and 8
Double scale
Find fourth proportional to 10.34, 15.52 and 5
Similar ratio
Find fourth proportional to 14.01, 21.03 and 6
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.