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Finding the Fourth Proportional to 2,462.57, 3,398.42 and 1,343.57

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Solution

The fourth proportional to 2,462.57, 3,398.42 and 1,343.57 is: 1,854.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.57 : 3,398.42 = 1,343.57 : x
  2. Step 2: Convert to fraction form
    2,462.57/3,398.42 = 1,343.57/x
  3. Step 3: Cross multiply
    2,462.57x = 3,398.42 × 1,343.57
  4. Step 4: Simplify right side
    2,462.57x = 4,565,991.45
  5. Step 5: Solve for x
    x = 4,565,991.45/2,462.57
  6. Step 6: Final answer
    x = 1,854.16

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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.