Home / 8,972.28-13,459.20-2,398.50

Finding the Fourth Proportional to 8,972.28, 13,459.20 and 2,398.50

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Solution

The fourth proportional to 8,972.28, 13,459.20 and 2,398.50 is: 3,597.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.28 : 13,459.20 = 2,398.50 : x
  2. Step 2: Convert to fraction form
    8,972.28/13,459.20 = 2,398.50/x
  3. Step 3: Cross multiply
    8,972.28x = 13,459.20 × 2,398.50
  4. Step 4: Simplify right side
    8,972.28x = 32,281,891.20
  5. Step 5: Solve for x
    x = 32,281,891.20/8,972.28
  6. Step 6: Final answer
    x = 3,597.96

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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.