Home / 8,842.08-13,260.31-2,917.86

Finding the Fourth Proportional to 8,842.08, 13,260.31 and 2,917.86

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Solution

The fourth proportional to 8,842.08, 13,260.31 and 2,917.86 is: 4,375.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.08 : 13,260.31 = 2,917.86 : x
  2. Step 2: Convert to fraction form
    8,842.08/13,260.31 = 2,917.86/x
  3. Step 3: Cross multiply
    8,842.08x = 13,260.31 × 2,917.86
  4. Step 4: Simplify right side
    8,842.08x = 38,691,713.55
  5. Step 5: Solve for x
    x = 38,691,713.55/8,842.08
  6. Step 6: Final answer
    x = 4,375.86

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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.