Home / 2,660.61-3,671.37-1,481.43

Finding the Fourth Proportional to 2,660.61, 3,671.37 and 1,481.43

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Solution

The fourth proportional to 2,660.61, 3,671.37 and 1,481.43 is: 2,044.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660.61 : 3,671.37 = 1,481.43 : x
  2. Step 2: Convert to fraction form
    2,660.61/3,671.37 = 1,481.43/x
  3. Step 3: Cross multiply
    2,660.61x = 3,671.37 × 1,481.43
  4. Step 4: Simplify right side
    2,660.61x = 5,438,877.66
  5. Step 5: Solve for x
    x = 5,438,877.66/2,660.61
  6. Step 6: Final answer
    x = 2,044.22

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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.