Home / 2,660.20-3,671.06-1,481.32

Finding the Fourth Proportional to 2,660.20, 3,671.06 and 1,481.32

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Solution

The fourth proportional to 2,660.20, 3,671.06 and 1,481.32 is: 2,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660.20 : 3,671.06 = 1,481.32 : x
  2. Step 2: Convert to fraction form
    2,660.20/3,671.06 = 1,481.32/x
  3. Step 3: Cross multiply
    2,660.20x = 3,671.06 × 1,481.32
  4. Step 4: Simplify right side
    2,660.20x = 5,438,014.60
  5. Step 5: Solve for x
    x = 5,438,014.60/2,660.20
  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.