Home / 10,375.97-15,556.40-4,134.11

Finding the Fourth Proportional to 10,375.97, 15,556.40 and 4,134.11

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Solution

The fourth proportional to 10,375.97, 15,556.40 and 4,134.11 is: 6,198.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.97 : 15,556.40 = 4,134.11 : x
  2. Step 2: Convert to fraction form
    10,375.97/15,556.40 = 4,134.11/x
  3. Step 3: Cross multiply
    10,375.97x = 15,556.40 × 4,134.11
  4. Step 4: Simplify right side
    10,375.97x = 64,311,770.35
  5. Step 5: Solve for x
    x = 64,311,770.35/10,375.97
  6. Step 6: Final answer
    x = 6,198.15

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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.