Home / 2,282.56-3,149.85-1,432.27

Finding the Fourth Proportional to 2,282.56, 3,149.85 and 1,432.27

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Solution

The fourth proportional to 2,282.56, 3,149.85 and 1,432.27 is: 1,976.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.56 : 3,149.85 = 1,432.27 : x
  2. Step 2: Convert to fraction form
    2,282.56/3,149.85 = 1,432.27/x
  3. Step 3: Cross multiply
    2,282.56x = 3,149.85 × 1,432.27
  4. Step 4: Simplify right side
    2,282.56x = 4,511,444.66
  5. Step 5: Solve for x
    x = 4,511,444.66/2,282.56
  6. Step 6: Final answer
    x = 1,976.48

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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.