Home / 8,937.17-13,403.92-3,388.60

Finding the Fourth Proportional to 8,937.17, 13,403.92 and 3,388.60

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Solution

The fourth proportional to 8,937.17, 13,403.92 and 3,388.60 is: 5,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.17 : 13,403.92 = 3,388.60 : x
  2. Step 2: Convert to fraction form
    8,937.17/13,403.92 = 3,388.60/x
  3. Step 3: Cross multiply
    8,937.17x = 13,403.92 × 3,388.60
  4. Step 4: Simplify right side
    8,937.17x = 45,420,523.31
  5. Step 5: Solve for x
    x = 45,420,523.31/8,937.17
  6. Step 6: Final answer
    x = 5,082.20

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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.