Home / 8,265.23-12,399.05-2,717.54

Finding the Fourth Proportional to 8,265.23, 12,399.05 and 2,717.54

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Solution

The fourth proportional to 8,265.23, 12,399.05 and 2,717.54 is: 4,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.23 : 12,399.05 = 2,717.54 : x
  2. Step 2: Convert to fraction form
    8,265.23/12,399.05 = 2,717.54/x
  3. Step 3: Cross multiply
    8,265.23x = 12,399.05 × 2,717.54
  4. Step 4: Simplify right side
    8,265.23x = 33,694,859.14
  5. Step 5: Solve for x
    x = 33,694,859.14/8,265.23
  6. Step 6: Final answer
    x = 4,076.70

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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.