Home / 3,425.22-5,140.19-1,234.04

Finding the Fourth Proportional to 3,425.22, 5,140.19 and 1,234.04

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Solution

The fourth proportional to 3,425.22, 5,140.19 and 1,234.04 is: 1,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.22 : 5,140.19 = 1,234.04 : x
  2. Step 2: Convert to fraction form
    3,425.22/5,140.19 = 1,234.04/x
  3. Step 3: Cross multiply
    3,425.22x = 5,140.19 × 1,234.04
  4. Step 4: Simplify right side
    3,425.22x = 6,343,177.45
  5. Step 5: Solve for x
    x = 6,343,177.45/3,425.22
  6. Step 6: Final answer
    x = 1,851.90

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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.