Home / 2,474.38-3,409.94-1,687.06

Finding the Fourth Proportional to 2,474.38, 3,409.94 and 1,687.06

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Solution

The fourth proportional to 2,474.38, 3,409.94 and 1,687.06 is: 2,324.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.38 : 3,409.94 = 1,687.06 : x
  2. Step 2: Convert to fraction form
    2,474.38/3,409.94 = 1,687.06/x
  3. Step 3: Cross multiply
    2,474.38x = 3,409.94 × 1,687.06
  4. Step 4: Simplify right side
    2,474.38x = 5,752,773.38
  5. Step 5: Solve for x
    x = 5,752,773.38/2,474.38
  6. Step 6: Final answer
    x = 2,324.94

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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.