Home / 2,474.11-3,414.26-1,355.12

Finding the Fourth Proportional to 2,474.11, 3,414.26 and 1,355.12

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Solution

The fourth proportional to 2,474.11, 3,414.26 and 1,355.12 is: 1,870.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.11 : 3,414.26 = 1,355.12 : x
  2. Step 2: Convert to fraction form
    2,474.11/3,414.26 = 1,355.12/x
  3. Step 3: Cross multiply
    2,474.11x = 3,414.26 × 1,355.12
  4. Step 4: Simplify right side
    2,474.11x = 4,626,718.33
  5. Step 5: Solve for x
    x = 4,626,718.33/2,474.11
  6. Step 6: Final answer
    x = 1,870.06

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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.