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Finding the Fourth Proportional to 11,676.90, 17,506.44 and 5,837.61

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Solution

The fourth proportional to 11,676.90, 17,506.44 and 5,837.61 is: 8,751.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,676.90 : 17,506.44 = 5,837.61 : x
  2. Step 2: Convert to fraction form
    11,676.90/17,506.44 = 5,837.61/x
  3. Step 3: Cross multiply
    11,676.90x = 17,506.44 × 5,837.61
  4. Step 4: Simplify right side
    11,676.90x = 102,195,769.21
  5. Step 5: Solve for x
    x = 102,195,769.21/11,676.90
  6. Step 6: Final answer
    x = 8,751.96

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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.