Home / 3,778.52-5,663.61-3,229.02

Finding the Fourth Proportional to 3,778.52, 5,663.61 and 3,229.02

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Solution

The fourth proportional to 3,778.52, 5,663.61 and 3,229.02 is: 4,839.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.52 : 5,663.61 = 3,229.02 : x
  2. Step 2: Convert to fraction form
    3,778.52/5,663.61 = 3,229.02/x
  3. Step 3: Cross multiply
    3,778.52x = 5,663.61 × 3,229.02
  4. Step 4: Simplify right side
    3,778.52x = 18,287,909.96
  5. Step 5: Solve for x
    x = 18,287,909.96/3,778.52
  6. Step 6: Final answer
    x = 4,839.97

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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.