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Finding the Fourth Proportional to 11,253.10, 16,879.65 and 8,337.10

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Solution

The fourth proportional to 11,253.10, 16,879.65 and 8,337.10 is: 12,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.10 : 16,879.65 = 8,337.10 : x
  2. Step 2: Convert to fraction form
    11,253.10/16,879.65 = 8,337.10/x
  3. Step 3: Cross multiply
    11,253.10x = 16,879.65 × 8,337.10
  4. Step 4: Simplify right side
    11,253.10x = 140,727,330.02
  5. Step 5: Solve for x
    x = 140,727,330.02/11,253.10
  6. Step 6: Final answer
    x = 12,505.65

Related Problems

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Half scale
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Double scale
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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.