Home / 10,432.38-15,648.58-3,511.74

Finding the Fourth Proportional to 10,432.38, 15,648.58 and 3,511.74

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Solution

The fourth proportional to 10,432.38, 15,648.58 and 3,511.74 is: 5,267.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.38 : 15,648.58 = 3,511.74 : x
  2. Step 2: Convert to fraction form
    10,432.38/15,648.58 = 3,511.74/x
  3. Step 3: Cross multiply
    10,432.38x = 15,648.58 × 3,511.74
  4. Step 4: Simplify right side
    10,432.38x = 54,953,744.33
  5. Step 5: Solve for x
    x = 54,953,744.33/10,432.38
  6. Step 6: Final answer
    x = 5,267.61

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Similar ratio
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1.5x scale

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.