Home / 10,832.28-16,248.42-3,906.78

Finding the Fourth Proportional to 10,832.28, 16,248.42 and 3,906.78

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Solution

The fourth proportional to 10,832.28, 16,248.42 and 3,906.78 is: 5,860.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,832.28 : 16,248.42 = 3,906.78 : x
  2. Step 2: Convert to fraction form
    10,832.28/16,248.42 = 3,906.78/x
  3. Step 3: Cross multiply
    10,832.28x = 16,248.42 × 3,906.78
  4. Step 4: Simplify right side
    10,832.28x = 63,479,002.29
  5. Step 5: Solve for x
    x = 63,479,002.29/10,832.28
  6. Step 6: Final answer
    x = 5,860.17

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1.5x scale

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.