Home / 8,279.73-12,416.96-2,732.04

Finding the Fourth Proportional to 8,279.73, 12,416.96 and 2,732.04

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Solution

The fourth proportional to 8,279.73, 12,416.96 and 2,732.04 is: 4,097.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279.73 : 12,416.96 = 2,732.04 : x
  2. Step 2: Convert to fraction form
    8,279.73/12,416.96 = 2,732.04/x
  3. Step 3: Cross multiply
    8,279.73x = 12,416.96 × 2,732.04
  4. Step 4: Simplify right side
    8,279.73x = 33,923,571.17
  5. Step 5: Solve for x
    x = 33,923,571.17/8,279.73
  6. Step 6: Final answer
    x = 4,097.19

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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.