Home / 10,882.28-16,325.82-3,956.78

Finding the Fourth Proportional to 10,882.28, 16,325.82 and 3,956.78

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Solution

The fourth proportional to 10,882.28, 16,325.82 and 3,956.78 is: 5,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,882.28 : 16,325.82 = 3,956.78 : x
  2. Step 2: Convert to fraction form
    10,882.28/16,325.82 = 3,956.78/x
  3. Step 3: Cross multiply
    10,882.28x = 16,325.82 × 3,956.78
  4. Step 4: Simplify right side
    10,882.28x = 64,597,678.06
  5. Step 5: Solve for x
    x = 64,597,678.06/10,882.28
  6. Step 6: Final answer
    x = 5,936.04

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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.