Home / 7,834.68-11,753.12-2,288.43

Finding the Fourth Proportional to 7,834.68, 11,753.12 and 2,288.43

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Solution

The fourth proportional to 7,834.68, 11,753.12 and 2,288.43 is: 3,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.68 : 11,753.12 = 2,288.43 : x
  2. Step 2: Convert to fraction form
    7,834.68/11,753.12 = 2,288.43/x
  3. Step 3: Cross multiply
    7,834.68x = 11,753.12 × 2,288.43
  4. Step 4: Simplify right side
    7,834.68x = 26,896,242.20
  5. Step 5: Solve for x
    x = 26,896,242.20/7,834.68
  6. Step 6: Final answer
    x = 3,432.97

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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.