Home / 2,449.20-3,672.45-1,062.30

Finding the Fourth Proportional to 2,449.20, 3,672.45 and 1,062.30

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Solution

The fourth proportional to 2,449.20, 3,672.45 and 1,062.30 is: 1,592.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.20 : 3,672.45 = 1,062.30 : x
  2. Step 2: Convert to fraction form
    2,449.20/3,672.45 = 1,062.30/x
  3. Step 3: Cross multiply
    2,449.20x = 3,672.45 × 1,062.30
  4. Step 4: Simplify right side
    2,449.20x = 3,901,243.64
  5. Step 5: Solve for x
    x = 3,901,243.64/2,449.20
  6. Step 6: Final answer
    x = 1,592.86

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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.