Home / 8,839.30-13,252.20-4,459.90

Finding the Fourth Proportional to 8,839.30, 13,252.20 and 4,459.90

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Solution

The fourth proportional to 8,839.30, 13,252.20 and 4,459.90 is: 6,686.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.30 : 13,252.20 = 4,459.90 : x
  2. Step 2: Convert to fraction form
    8,839.30/13,252.20 = 4,459.90/x
  3. Step 3: Cross multiply
    8,839.30x = 13,252.20 × 4,459.90
  4. Step 4: Simplify right side
    8,839.30x = 59,103,486.78
  5. Step 5: Solve for x
    x = 59,103,486.78/8,839.30
  6. Step 6: Final answer
    x = 6,686.44

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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.