Home / 3,634.80-5,452.20-1,169.88

Finding the Fourth Proportional to 3,634.80, 5,452.20 and 1,169.88

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Solution

The fourth proportional to 3,634.80, 5,452.20 and 1,169.88 is: 1,754.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.80 : 5,452.20 = 1,169.88 : x
  2. Step 2: Convert to fraction form
    3,634.80/5,452.20 = 1,169.88/x
  3. Step 3: Cross multiply
    3,634.80x = 5,452.20 × 1,169.88
  4. Step 4: Simplify right side
    3,634.80x = 6,378,419.74
  5. Step 5: Solve for x
    x = 6,378,419.74/3,634.80
  6. Step 6: Final answer
    x = 1,754.82

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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.