Home / 3,061.76-4,593.24-1,331.60

Finding the Fourth Proportional to 3,061.76, 4,593.24 and 1,331.60

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Solution

The fourth proportional to 3,061.76, 4,593.24 and 1,331.60 is: 1,997.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.76 : 4,593.24 = 1,331.60 : x
  2. Step 2: Convert to fraction form
    3,061.76/4,593.24 = 1,331.60/x
  3. Step 3: Cross multiply
    3,061.76x = 4,593.24 × 1,331.60
  4. Step 4: Simplify right side
    3,061.76x = 6,116,358.38
  5. Step 5: Solve for x
    x = 6,116,358.38/3,061.76
  6. Step 6: Final answer
    x = 1,997.66

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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.