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Finding the Fourth Proportional to 5,166.68, 7,748.48 and 1,469.22

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Solution

The fourth proportional to 5,166.68, 7,748.48 and 1,469.22 is: 2,203.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.68 : 7,748.48 = 1,469.22 : x
  2. Step 2: Convert to fraction form
    5,166.68/7,748.48 = 1,469.22/x
  3. Step 3: Cross multiply
    5,166.68x = 7,748.48 × 1,469.22
  4. Step 4: Simplify right side
    5,166.68x = 11,384,221.79
  5. Step 5: Solve for x
    x = 11,384,221.79/5,166.68
  6. Step 6: Final answer
    x = 2,203.39

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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.