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Finding the Fourth Proportional to 5,927.28, 8,891.82 and 2,229.77

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Solution

The fourth proportional to 5,927.28, 8,891.82 and 2,229.77 is: 3,344.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.28 : 8,891.82 = 2,229.77 : x
  2. Step 2: Convert to fraction form
    5,927.28/8,891.82 = 2,229.77/x
  3. Step 3: Cross multiply
    5,927.28x = 8,891.82 × 2,229.77
  4. Step 4: Simplify right side
    5,927.28x = 19,826,713.48
  5. Step 5: Solve for x
    x = 19,826,713.48/5,927.28
  6. Step 6: Final answer
    x = 3,344.99

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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.