Home / 2,052.20-3,079.15-736.12

Finding the Fourth Proportional to 2,052.20, 3,079.15 and 736.12

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Solution

The fourth proportional to 2,052.20, 3,079.15 and 736.12 is: 1,104.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052.20 : 3,079.15 = 736.12 : x
  2. Step 2: Convert to fraction form
    2,052.20/3,079.15 = 736.12/x
  3. Step 3: Cross multiply
    2,052.20x = 3,079.15 × 736.12
  4. Step 4: Simplify right side
    2,052.20x = 2,266,625.91
  5. Step 5: Solve for x
    x = 2,266,625.91/2,052.20
  6. Step 6: Final answer
    x = 1,104.48

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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.