Home / 2,660.28-3,671.16-1,481.32

Finding the Fourth Proportional to 2,660.28, 3,671.16 and 1,481.32

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Solution

The fourth proportional to 2,660.28, 3,671.16 and 1,481.32 is: 2,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660.28 : 3,671.16 = 1,481.32 : x
  2. Step 2: Convert to fraction form
    2,660.28/3,671.16 = 1,481.32/x
  3. Step 3: Cross multiply
    2,660.28x = 3,671.16 × 1,481.32
  4. Step 4: Simplify right side
    2,660.28x = 5,438,162.73
  5. Step 5: Solve for x
    x = 5,438,162.73/2,660.28
  6. Step 6: Final answer
    x = 2,044.21

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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.