Home / 10,502.16-15,753.96-3,481.86

Finding the Fourth Proportional to 10,502.16, 15,753.96 and 3,481.86

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Solution

The fourth proportional to 10,502.16, 15,753.96 and 3,481.86 is: 5,223.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.16 : 15,753.96 = 3,481.86 : x
  2. Step 2: Convert to fraction form
    10,502.16/15,753.96 = 3,481.86/x
  3. Step 3: Cross multiply
    10,502.16x = 15,753.96 × 3,481.86
  4. Step 4: Simplify right side
    10,502.16x = 54,853,083.17
  5. Step 5: Solve for x
    x = 54,853,083.17/10,502.16
  6. Step 6: Final answer
    x = 5,223.03

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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.