Home / 2,462.85-3,398.80-1,343.81

Finding the Fourth Proportional to 2,462.85, 3,398.80 and 1,343.81

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Solution

The fourth proportional to 2,462.85, 3,398.80 and 1,343.81 is: 1,854.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.85 : 3,398.80 = 1,343.81 : x
  2. Step 2: Convert to fraction form
    2,462.85/3,398.80 = 1,343.81/x
  3. Step 3: Cross multiply
    2,462.85x = 3,398.80 × 1,343.81
  4. Step 4: Simplify right side
    2,462.85x = 4,567,336.31
  5. Step 5: Solve for x
    x = 4,567,336.31/2,462.85
  6. Step 6: Final answer
    x = 1,854.49

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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.