Home / 7,996.66-11,986.65-2,729.92

Finding the Fourth Proportional to 7,996.66, 11,986.65 and 2,729.92

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Solution

The fourth proportional to 7,996.66, 11,986.65 and 2,729.92 is: 4,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.66 : 11,986.65 = 2,729.92 : x
  2. Step 2: Convert to fraction form
    7,996.66/11,986.65 = 2,729.92/x
  3. Step 3: Cross multiply
    7,996.66x = 11,986.65 × 2,729.92
  4. Step 4: Simplify right side
    7,996.66x = 32,722,595.57
  5. Step 5: Solve for x
    x = 32,722,595.57/7,996.66
  6. Step 6: Final answer
    x = 4,092.03

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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.