Home / 6,882.28-9,497.66-3,898.04

Finding the Fourth Proportional to 6,882.28, 9,497.66 and 3,898.04

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Solution

The fourth proportional to 6,882.28, 9,497.66 and 3,898.04 is: 5,379.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.28 : 9,497.66 = 3,898.04 : x
  2. Step 2: Convert to fraction form
    6,882.28/9,497.66 = 3,898.04/x
  3. Step 3: Cross multiply
    6,882.28x = 9,497.66 × 3,898.04
  4. Step 4: Simplify right side
    6,882.28x = 37,022,191.61
  5. Step 5: Solve for x
    x = 37,022,191.61/6,882.28
  6. Step 6: Final answer
    x = 5,379.35

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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.