Home / 11,962.38-16,508.86-6,657.18

Finding the Fourth Proportional to 11,962.38, 16,508.86 and 6,657.18

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Solution

The fourth proportional to 11,962.38, 16,508.86 and 6,657.18 is: 9,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.38 : 16,508.86 = 6,657.18 : x
  2. Step 2: Convert to fraction form
    11,962.38/16,508.86 = 6,657.18/x
  3. Step 3: Cross multiply
    11,962.38x = 16,508.86 × 6,657.18
  4. Step 4: Simplify right side
    11,962.38x = 109,902,452.61
  5. Step 5: Solve for x
    x = 109,902,452.61/11,962.38
  6. Step 6: Final answer
    x = 9,187.34

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.