Home / 2,481.91-3,425.02-1,433.97

Finding the Fourth Proportional to 2,481.91, 3,425.02 and 1,433.97

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Solution

The fourth proportional to 2,481.91, 3,425.02 and 1,433.97 is: 1,978.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.91 : 3,425.02 = 1,433.97 : x
  2. Step 2: Convert to fraction form
    2,481.91/3,425.02 = 1,433.97/x
  3. Step 3: Cross multiply
    2,481.91x = 3,425.02 × 1,433.97
  4. Step 4: Simplify right side
    2,481.91x = 4,911,372.34
  5. Step 5: Solve for x
    x = 4,911,372.34/2,481.91
  6. Step 6: Final answer
    x = 1,978.87

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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.