Home / 3,531.20-5,298.96-1,452.20

Finding the Fourth Proportional to 3,531.20, 5,298.96 and 1,452.20

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Solution

The fourth proportional to 3,531.20, 5,298.96 and 1,452.20 is: 2,179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.20 : 5,298.96 = 1,452.20 : x
  2. Step 2: Convert to fraction form
    3,531.20/5,298.96 = 1,452.20/x
  3. Step 3: Cross multiply
    3,531.20x = 5,298.96 × 1,452.20
  4. Step 4: Simplify right side
    3,531.20x = 7,695,149.71
  5. Step 5: Solve for x
    x = 7,695,149.71/3,531.20
  6. Step 6: Final answer
    x = 2,179.19

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1.5x scale

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.