Home / 3,611.92-5,417.52-2,449.38

Finding the Fourth Proportional to 3,611.92, 5,417.52 and 2,449.38

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Solution

The fourth proportional to 3,611.92, 5,417.52 and 2,449.38 is: 3,673.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.92 : 5,417.52 = 2,449.38 : x
  2. Step 2: Convert to fraction form
    3,611.92/5,417.52 = 2,449.38/x
  3. Step 3: Cross multiply
    3,611.92x = 5,417.52 × 2,449.38
  4. Step 4: Simplify right side
    3,611.92x = 13,269,565.14
  5. Step 5: Solve for x
    x = 13,269,565.14/3,611.92
  6. Step 6: Final answer
    x = 3,673.83

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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.