Home / 3,371.31-4,652.97-2,489.66

Finding the Fourth Proportional to 3,371.31, 4,652.97 and 2,489.66

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Solution

The fourth proportional to 3,371.31, 4,652.97 and 2,489.66 is: 3,436.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.31 : 4,652.97 = 2,489.66 : x
  2. Step 2: Convert to fraction form
    3,371.31/4,652.97 = 2,489.66/x
  3. Step 3: Cross multiply
    3,371.31x = 4,652.97 × 2,489.66
  4. Step 4: Simplify right side
    3,371.31x = 11,584,313.29
  5. Step 5: Solve for x
    x = 11,584,313.29/3,371.31
  6. Step 6: Final answer
    x = 3,436.15

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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.