Home / 3,972.34-5,958.33-1,375.48

Finding the Fourth Proportional to 3,972.34, 5,958.33 and 1,375.48

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Solution

The fourth proportional to 3,972.34, 5,958.33 and 1,375.48 is: 2,063.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.34 : 5,958.33 = 1,375.48 : x
  2. Step 2: Convert to fraction form
    3,972.34/5,958.33 = 1,375.48/x
  3. Step 3: Cross multiply
    3,972.34x = 5,958.33 × 1,375.48
  4. Step 4: Simplify right side
    3,972.34x = 8,195,563.75
  5. Step 5: Solve for x
    x = 8,195,563.75/3,972.34
  6. Step 6: Final answer
    x = 2,063.16

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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.