Home / 7,982.62-11,974.05-3,052.51

Finding the Fourth Proportional to 7,982.62, 11,974.05 and 3,052.51

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Solution

The fourth proportional to 7,982.62, 11,974.05 and 3,052.51 is: 4,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.62 : 11,974.05 = 3,052.51 : x
  2. Step 2: Convert to fraction form
    7,982.62/11,974.05 = 3,052.51/x
  3. Step 3: Cross multiply
    7,982.62x = 11,974.05 × 3,052.51
  4. Step 4: Simplify right side
    7,982.62x = 36,550,907.37
  5. Step 5: Solve for x
    x = 36,550,907.37/7,982.62
  6. Step 6: Final answer
    x = 4,578.81

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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.