Finding the Fourth Proportional to 7.34, 11.02 and 2
Calculator
Solution
The fourth proportional to 7.34, 11.02 and 2 is: 3.00
Step by Step Solution
- Step 1: Write the proportion equation
7.34 : 11.02 = 2 : x - Step 2: Convert to fraction form
7.34/11.02 = 2/x - Step 3: Cross multiply
7.34x = 11.02 × 2 - Step 4: Simplify right side
7.34x = 22.03 - Step 5: Solve for x
x = 22.03/7.34 - Step 6: Final answer
x = 3.00
Related Problems
Find fourth proportional to 3.67, 5.51 and 1
Half scale
Find fourth proportional to 14.69, 22.03 and 4
Double scale
Find fourth proportional to 8.34, 12.52 and 3
Similar ratio
Find fourth proportional to 11.02, 16.52 and 3
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.