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Finding the Fourth Proportional to 11,467.67, 17,201.68 and 5,227.43

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Solution

The fourth proportional to 11,467.67, 17,201.68 and 5,227.43 is: 7,841.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.67 : 17,201.68 = 5,227.43 : x
  2. Step 2: Convert to fraction form
    11,467.67/17,201.68 = 5,227.43/x
  3. Step 3: Cross multiply
    11,467.67x = 17,201.68 × 5,227.43
  4. Step 4: Simplify right side
    11,467.67x = 89,920,479.01
  5. Step 5: Solve for x
    x = 89,920,479.01/11,467.67
  6. Step 6: Final answer
    x = 7,841.22

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1.5x scale

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.