Home / 7,982.23-11,974.89-2,717.03

Finding the Fourth Proportional to 7,982.23, 11,974.89 and 2,717.03

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Solution

The fourth proportional to 7,982.23, 11,974.89 and 2,717.03 is: 4,076.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.23 : 11,974.89 = 2,717.03 : x
  2. Step 2: Convert to fraction form
    7,982.23/11,974.89 = 2,717.03/x
  3. Step 3: Cross multiply
    7,982.23x = 11,974.89 × 2,717.03
  4. Step 4: Simplify right side
    7,982.23x = 32,536,135.38
  5. Step 5: Solve for x
    x = 32,536,135.38/7,982.23
  6. Step 6: Final answer
    x = 4,076.07

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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.