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Finding the Fourth Proportional to 5,694, 8,545.86 and 2,233.68

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Solution

The fourth proportional to 5,694, 8,545.86 and 2,233.68 is: 3,352.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694 : 8,545.86 = 2,233.68 : x
  2. Step 2: Convert to fraction form
    5,694/8,545.86 = 2,233.68/x
  3. Step 3: Cross multiply
    5,694x = 8,545.86 × 2,233.68
  4. Step 4: Simplify right side
    5,694x = 19,088,716.56
  5. Step 5: Solve for x
    x = 19,088,716.56/5,694
  6. Step 6: Final answer
    x = 3,352.43

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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.