Home / 8,636.22-11,917.33-5,098.75

Finding the Fourth Proportional to 8,636.22, 11,917.33 and 5,098.75

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Solution

The fourth proportional to 8,636.22, 11,917.33 and 5,098.75 is: 7,035.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636.22 : 11,917.33 = 5,098.75 : x
  2. Step 2: Convert to fraction form
    8,636.22/11,917.33 = 5,098.75/x
  3. Step 3: Cross multiply
    8,636.22x = 11,917.33 × 5,098.75
  4. Step 4: Simplify right side
    8,636.22x = 60,763,443.80
  5. Step 5: Solve for x
    x = 60,763,443.80/8,636.22
  6. Step 6: Final answer
    x = 7,035.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.