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Finding the Fourth Proportional to 8,044.61, 11,101.86 and 4,507.69

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Solution

The fourth proportional to 8,044.61, 11,101.86 and 4,507.69 is: 6,220.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,044.61 : 11,101.86 = 4,507.69 : x
  2. Step 2: Convert to fraction form
    8,044.61/11,101.86 = 4,507.69/x
  3. Step 3: Cross multiply
    8,044.61x = 11,101.86 × 4,507.69
  4. Step 4: Simplify right side
    8,044.61x = 50,043,709.91
  5. Step 5: Solve for x
    x = 50,043,709.91/8,044.61
  6. Step 6: Final answer
    x = 6,220.78

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Half scale
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Double scale
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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.