Home / 2,729.70-4,095.27-1,414.17

Finding the Fourth Proportional to 2,729.70, 4,095.27 and 1,414.17

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Solution

The fourth proportional to 2,729.70, 4,095.27 and 1,414.17 is: 2,121.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.70 : 4,095.27 = 1,414.17 : x
  2. Step 2: Convert to fraction form
    2,729.70/4,095.27 = 1,414.17/x
  3. Step 3: Cross multiply
    2,729.70x = 4,095.27 × 1,414.17
  4. Step 4: Simplify right side
    2,729.70x = 5,791,407.98
  5. Step 5: Solve for x
    x = 5,791,407.98/2,729.70
  6. Step 6: Final answer
    x = 2,121.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.