Home / 6,331.82-9,479.28-3,691.25

Finding the Fourth Proportional to 6,331.82, 9,479.28 and 3,691.25

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Solution

The fourth proportional to 6,331.82, 9,479.28 and 3,691.25 is: 5,526.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.82 : 9,479.28 = 3,691.25 : x
  2. Step 2: Convert to fraction form
    6,331.82/9,479.28 = 3,691.25/x
  3. Step 3: Cross multiply
    6,331.82x = 9,479.28 × 3,691.25
  4. Step 4: Simplify right side
    6,331.82x = 34,990,392.30
  5. Step 5: Solve for x
    x = 34,990,392.30/6,331.82
  6. Step 6: Final answer
    x = 5,526.12

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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.