Home / 8,747.17-13,121.68-3,201.01

Finding the Fourth Proportional to 8,747.17, 13,121.68 and 3,201.01

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Solution

The fourth proportional to 8,747.17, 13,121.68 and 3,201.01 is: 4,801.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.17 : 13,121.68 = 3,201.01 : x
  2. Step 2: Convert to fraction form
    8,747.17/13,121.68 = 3,201.01/x
  3. Step 3: Cross multiply
    8,747.17x = 13,121.68 × 3,201.01
  4. Step 4: Simplify right side
    8,747.17x = 42,002,628.90
  5. Step 5: Solve for x
    x = 42,002,628.90/8,747.17
  6. Step 6: Final answer
    x = 4,801.85

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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.