Home / 10,149.87-15,224.46-3,575.88

Finding the Fourth Proportional to 10,149.87, 15,224.46 and 3,575.88

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Solution

The fourth proportional to 10,149.87, 15,224.46 and 3,575.88 is: 5,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,149.87 : 15,224.46 = 3,575.88 : x
  2. Step 2: Convert to fraction form
    10,149.87/15,224.46 = 3,575.88/x
  3. Step 3: Cross multiply
    10,149.87x = 15,224.46 × 3,575.88
  4. Step 4: Simplify right side
    10,149.87x = 54,440,842.02
  5. Step 5: Solve for x
    x = 54,440,842.02/10,149.87
  6. Step 6: Final answer
    x = 5,363.70

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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.