Home / 3,634.08-5,452.72-1,687.92

Finding the Fourth Proportional to 3,634.08, 5,452.72 and 1,687.92

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Solution

The fourth proportional to 3,634.08, 5,452.72 and 1,687.92 is: 2,532.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.08 : 5,452.72 = 1,687.92 : x
  2. Step 2: Convert to fraction form
    3,634.08/5,452.72 = 1,687.92/x
  3. Step 3: Cross multiply
    3,634.08x = 5,452.72 × 1,687.92
  4. Step 4: Simplify right side
    3,634.08x = 9,203,755.14
  5. Step 5: Solve for x
    x = 9,203,755.14/3,634.08
  6. Step 6: Final answer
    x = 2,532.62

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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.