Home / 2,468.46-3,407.68-1,629.70

Finding the Fourth Proportional to 2,468.46, 3,407.68 and 1,629.70

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Solution

The fourth proportional to 2,468.46, 3,407.68 and 1,629.70 is: 2,249.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,468.46 : 3,407.68 = 1,629.70 : x
  2. Step 2: Convert to fraction form
    2,468.46/3,407.68 = 1,629.70/x
  3. Step 3: Cross multiply
    2,468.46x = 3,407.68 × 1,629.70
  4. Step 4: Simplify right side
    2,468.46x = 5,553,496.10
  5. Step 5: Solve for x
    x = 5,553,496.10/2,468.46
  6. Step 6: Final answer
    x = 2,249.78

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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.