Home / 8,865.92-12,233.28-5,552

Finding the Fourth Proportional to 8,865.92, 12,233.28 and 5,552

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Solution

The fourth proportional to 8,865.92, 12,233.28 and 5,552 is: 7,660.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.92 : 12,233.28 = 5,552 : x
  2. Step 2: Convert to fraction form
    8,865.92/12,233.28 = 5,552/x
  3. Step 3: Cross multiply
    8,865.92x = 12,233.28 × 5,552
  4. Step 4: Simplify right side
    8,865.92x = 67,919,170.56
  5. Step 5: Solve for x
    x = 67,919,170.56/8,865.92
  6. Step 6: Final answer
    x = 7,660.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.