Home / 7,587.30-11,375.82-3,882.36

Finding the Fourth Proportional to 7,587.30, 11,375.82 and 3,882.36

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Solution

The fourth proportional to 7,587.30, 11,375.82 and 3,882.36 is: 5,820.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.30 : 11,375.82 = 3,882.36 : x
  2. Step 2: Convert to fraction form
    7,587.30/11,375.82 = 3,882.36/x
  3. Step 3: Cross multiply
    7,587.30x = 11,375.82 × 3,882.36
  4. Step 4: Simplify right side
    7,587.30x = 44,165,028.54
  5. Step 5: Solve for x
    x = 44,165,028.54/7,587.30
  6. Step 6: Final answer
    x = 5,820.92

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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.