Home / 2,469.47-3,407.92-1,350.39

Finding the Fourth Proportional to 2,469.47, 3,407.92 and 1,350.39

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Solution

The fourth proportional to 2,469.47, 3,407.92 and 1,350.39 is: 1,863.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.47 : 3,407.92 = 1,350.39 : x
  2. Step 2: Convert to fraction form
    2,469.47/3,407.92 = 1,350.39/x
  3. Step 3: Cross multiply
    2,469.47x = 3,407.92 × 1,350.39
  4. Step 4: Simplify right side
    2,469.47x = 4,601,997.30
  5. Step 5: Solve for x
    x = 4,601,997.30/2,469.47
  6. Step 6: Final answer
    x = 1,863.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.