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Finding the Fourth Proportional to 3,565.87, 4,921.17 and 2,625.96

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Solution

The fourth proportional to 3,565.87, 4,921.17 and 2,625.96 is: 3,624.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.87 : 4,921.17 = 2,625.96 : x
  2. Step 2: Convert to fraction form
    3,565.87/4,921.17 = 2,625.96/x
  3. Step 3: Cross multiply
    3,565.87x = 4,921.17 × 2,625.96
  4. Step 4: Simplify right side
    3,565.87x = 12,922,795.57
  5. Step 5: Solve for x
    x = 12,922,795.57/3,565.87
  6. Step 6: Final answer
    x = 3,624.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.