Finding the Fourth Proportional to 4,325.05, 5,966.20 and 3,764.53
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Solution
The fourth proportional to 4,325.05, 5,966.20 and 3,764.53 is: 5,192.99
Step by Step Solution
- Step 1: Write the proportion equation
4,325.05 : 5,966.20 = 3,764.53 : x - Step 2: Convert to fraction form
4,325.05/5,966.20 = 3,764.53/x - Step 3: Cross multiply
4,325.05x = 5,966.20 × 3,764.53 - Step 4: Simplify right side
4,325.05x = 22,459,938.89 - Step 5: Solve for x
x = 22,459,938.89/4,325.05 - Step 6: Final answer
x = 5,192.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.