Home / 7,882.62-11,826.65-3,503.14

Finding the Fourth Proportional to 7,882.62, 11,826.65 and 3,503.14

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Solution

The fourth proportional to 7,882.62, 11,826.65 and 3,503.14 is: 5,255.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882.62 : 11,826.65 = 3,503.14 : x
  2. Step 2: Convert to fraction form
    7,882.62/11,826.65 = 3,503.14/x
  3. Step 3: Cross multiply
    7,882.62x = 11,826.65 × 3,503.14
  4. Step 4: Simplify right side
    7,882.62x = 41,430,410.68
  5. Step 5: Solve for x
    x = 41,430,410.68/7,882.62
  6. Step 6: Final answer
    x = 5,255.92

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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.