Home / 2,746.28-4,114.56-2,687.96

Finding the Fourth Proportional to 2,746.28, 4,114.56 and 2,687.96

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Solution

The fourth proportional to 2,746.28, 4,114.56 and 2,687.96 is: 4,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.28 : 4,114.56 = 2,687.96 : x
  2. Step 2: Convert to fraction form
    2,746.28/4,114.56 = 2,687.96/x
  3. Step 3: Cross multiply
    2,746.28x = 4,114.56 × 2,687.96
  4. Step 4: Simplify right side
    2,746.28x = 11,059,772.70
  5. Step 5: Solve for x
    x = 11,059,772.70/2,746.28
  6. Step 6: Final answer
    x = 4,027.18

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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.