Home / 2,731.76-4,098.85-1,432.93

Finding the Fourth Proportional to 2,731.76, 4,098.85 and 1,432.93

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Solution

The fourth proportional to 2,731.76, 4,098.85 and 1,432.93 is: 2,150.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.76 : 4,098.85 = 1,432.93 : x
  2. Step 2: Convert to fraction form
    2,731.76/4,098.85 = 1,432.93/x
  3. Step 3: Cross multiply
    2,731.76x = 4,098.85 × 1,432.93
  4. Step 4: Simplify right side
    2,731.76x = 5,873,351.30
  5. Step 5: Solve for x
    x = 5,873,351.30/2,731.76
  6. Step 6: Final answer
    x = 2,150.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.