Home / 6,463.76-9,687.51-3,502.09

Finding the Fourth Proportional to 6,463.76, 9,687.51 and 3,502.09

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Solution

The fourth proportional to 6,463.76, 9,687.51 and 3,502.09 is: 5,248.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463.76 : 9,687.51 = 3,502.09 : x
  2. Step 2: Convert to fraction form
    6,463.76/9,687.51 = 3,502.09/x
  3. Step 3: Cross multiply
    6,463.76x = 9,687.51 × 3,502.09
  4. Step 4: Simplify right side
    6,463.76x = 33,926,531.90
  5. Step 5: Solve for x
    x = 33,926,531.90/6,463.76
  6. Step 6: Final answer
    x = 5,248.73

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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.