Home / 11,583.22-17,374.82-8,135.86

Finding the Fourth Proportional to 11,583.22, 17,374.82 and 8,135.86

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Solution

The fourth proportional to 11,583.22, 17,374.82 and 8,135.86 is: 12,203.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,583.22 : 17,374.82 = 8,135.86 : x
  2. Step 2: Convert to fraction form
    11,583.22/17,374.82 = 8,135.86/x
  3. Step 3: Cross multiply
    11,583.22x = 17,374.82 × 8,135.86
  4. Step 4: Simplify right side
    11,583.22x = 141,359,103.05
  5. Step 5: Solve for x
    x = 141,359,103.05/11,583.22
  6. Step 6: Final answer
    x = 12,203.78

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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.