Home / 7,982.01-11,974.30-2,717.35

Finding the Fourth Proportional to 7,982.01, 11,974.30 and 2,717.35

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Solution

The fourth proportional to 7,982.01, 11,974.30 and 2,717.35 is: 4,076.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.01 : 11,974.30 = 2,717.35 : x
  2. Step 2: Convert to fraction form
    7,982.01/11,974.30 = 2,717.35/x
  3. Step 3: Cross multiply
    7,982.01x = 11,974.30 × 2,717.35
  4. Step 4: Simplify right side
    7,982.01x = 32,538,327.38
  5. Step 5: Solve for x
    x = 32,538,327.38/7,982.01
  6. Step 6: Final answer
    x = 4,076.46

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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.