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Finding the Fourth Proportional to 8,251.00, 11,386.98 and 4,714.13

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Solution

The fourth proportional to 8,251.00, 11,386.98 and 4,714.13 is: 6,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.00 : 11,386.98 = 4,714.13 : x
  2. Step 2: Convert to fraction form
    8,251.00/11,386.98 = 4,714.13/x
  3. Step 3: Cross multiply
    8,251.00x = 11,386.98 × 4,714.13
  4. Step 4: Simplify right side
    8,251.00x = 53,679,732.49
  5. Step 5: Solve for x
    x = 53,679,732.49/8,251.00
  6. Step 6: Final answer
    x = 6,505.85

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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.