Home / 8,664.97-12,999.76-2,741.97

Finding the Fourth Proportional to 8,664.97, 12,999.76 and 2,741.97

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Solution

The fourth proportional to 8,664.97, 12,999.76 and 2,741.97 is: 4,113.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.97 : 12,999.76 = 2,741.97 : x
  2. Step 2: Convert to fraction form
    8,664.97/12,999.76 = 2,741.97/x
  3. Step 3: Cross multiply
    8,664.97x = 12,999.76 × 2,741.97
  4. Step 4: Simplify right side
    8,664.97x = 35,644,951.93
  5. Step 5: Solve for x
    x = 35,644,951.93/8,664.97
  6. Step 6: Final answer
    x = 4,113.68

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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.