Home / 2,744.28-3,787.68-1,610.76

Finding the Fourth Proportional to 2,744.28, 3,787.68 and 1,610.76

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Solution

The fourth proportional to 2,744.28, 3,787.68 and 1,610.76 is: 2,223.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.28 : 3,787.68 = 1,610.76 : x
  2. Step 2: Convert to fraction form
    2,744.28/3,787.68 = 1,610.76/x
  3. Step 3: Cross multiply
    2,744.28x = 3,787.68 × 1,610.76
  4. Step 4: Simplify right side
    2,744.28x = 6,101,043.44
  5. Step 5: Solve for x
    x = 6,101,043.44/2,744.28
  6. Step 6: Final answer
    x = 2,223.19

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Half scale
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Double scale
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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.