Home / 8,788.96-13,180.27-4,108.09

Finding the Fourth Proportional to 8,788.96, 13,180.27 and 4,108.09

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Solution

The fourth proportional to 8,788.96, 13,180.27 and 4,108.09 is: 6,160.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788.96 : 13,180.27 = 4,108.09 : x
  2. Step 2: Convert to fraction form
    8,788.96/13,180.27 = 4,108.09/x
  3. Step 3: Cross multiply
    8,788.96x = 13,180.27 × 4,108.09
  4. Step 4: Simplify right side
    8,788.96x = 54,145,735.38
  5. Step 5: Solve for x
    x = 54,145,735.38/8,788.96
  6. Step 6: Final answer
    x = 6,160.65

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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.