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Finding the Fourth Proportional to 8,338.58, 12,514 and 3,956.04

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Solution

The fourth proportional to 8,338.58, 12,514 and 3,956.04 is: 5,936.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338.58 : 12,514 = 3,956.04 : x
  2. Step 2: Convert to fraction form
    8,338.58/12,514 = 3,956.04/x
  3. Step 3: Cross multiply
    8,338.58x = 12,514 × 3,956.04
  4. Step 4: Simplify right side
    8,338.58x = 49,505,884.56
  5. Step 5: Solve for x
    x = 49,505,884.56/8,338.58
  6. Step 6: Final answer
    x = 5,936.97

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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.