Home / 9,268.38-13,906.20-3,425.46

Finding the Fourth Proportional to 9,268.38, 13,906.20 and 3,425.46

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Solution

The fourth proportional to 9,268.38, 13,906.20 and 3,425.46 is: 5,139.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268.38 : 13,906.20 = 3,425.46 : x
  2. Step 2: Convert to fraction form
    9,268.38/13,906.20 = 3,425.46/x
  3. Step 3: Cross multiply
    9,268.38x = 13,906.20 × 3,425.46
  4. Step 4: Simplify right side
    9,268.38x = 47,635,131.85
  5. Step 5: Solve for x
    x = 47,635,131.85/9,268.38
  6. Step 6: Final answer
    x = 5,139.53

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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.