Home / 10,512.11-15,768.17-4,966.02

Finding the Fourth Proportional to 10,512.11, 15,768.17 and 4,966.02

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Solution

The fourth proportional to 10,512.11, 15,768.17 and 4,966.02 is: 7,449.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512.11 : 15,768.17 = 4,966.02 : x
  2. Step 2: Convert to fraction form
    10,512.11/15,768.17 = 4,966.02/x
  3. Step 3: Cross multiply
    10,512.11x = 15,768.17 × 4,966.02
  4. Step 4: Simplify right side
    10,512.11x = 78,304,976.04
  5. Step 5: Solve for x
    x = 78,304,976.04/10,512.11
  6. Step 6: Final answer
    x = 7,449.02

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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.