Home / 3,751.20-5,626.89-1,531.04

Finding the Fourth Proportional to 3,751.20, 5,626.89 and 1,531.04

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Solution

The fourth proportional to 3,751.20, 5,626.89 and 1,531.04 is: 2,296.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.20 : 5,626.89 = 1,531.04 : x
  2. Step 2: Convert to fraction form
    3,751.20/5,626.89 = 1,531.04/x
  3. Step 3: Cross multiply
    3,751.20x = 5,626.89 × 1,531.04
  4. Step 4: Simplify right side
    3,751.20x = 8,614,965.53
  5. Step 5: Solve for x
    x = 8,614,965.53/3,751.20
  6. Step 6: Final answer
    x = 2,296.59

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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.