Home / 8,304.30-12,459.13-4,972.03

Finding the Fourth Proportional to 8,304.30, 12,459.13 and 4,972.03

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Solution

The fourth proportional to 8,304.30, 12,459.13 and 4,972.03 is: 7,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.30 : 12,459.13 = 4,972.03 : x
  2. Step 2: Convert to fraction form
    8,304.30/12,459.13 = 4,972.03/x
  3. Step 3: Cross multiply
    8,304.30x = 12,459.13 × 4,972.03
  4. Step 4: Simplify right side
    8,304.30x = 61,947,168.13
  5. Step 5: Solve for x
    x = 61,947,168.13/8,304.30
  6. Step 6: Final answer
    x = 7,459.65

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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.