Home / 5,286.06-7,929.09-2,001.96

Finding the Fourth Proportional to 5,286.06, 7,929.09 and 2,001.96

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Solution

The fourth proportional to 5,286.06, 7,929.09 and 2,001.96 is: 3,002.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286.06 : 7,929.09 = 2,001.96 : x
  2. Step 2: Convert to fraction form
    5,286.06/7,929.09 = 2,001.96/x
  3. Step 3: Cross multiply
    5,286.06x = 7,929.09 × 2,001.96
  4. Step 4: Simplify right side
    5,286.06x = 15,873,721.02
  5. Step 5: Solve for x
    x = 15,873,721.02/5,286.06
  6. Step 6: Final answer
    x = 3,002.94

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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.