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Finding the Fourth Proportional to 5,791.50, 7,992.24 and 3,274.44

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Solution

The fourth proportional to 5,791.50, 7,992.24 and 3,274.44 is: 4,518.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791.50 : 7,992.24 = 3,274.44 : x
  2. Step 2: Convert to fraction form
    5,791.50/7,992.24 = 3,274.44/x
  3. Step 3: Cross multiply
    5,791.50x = 7,992.24 × 3,274.44
  4. Step 4: Simplify right side
    5,791.50x = 26,170,110.35
  5. Step 5: Solve for x
    x = 26,170,110.35/5,791.50
  6. Step 6: Final answer
    x = 4,518.71

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1.5x scale

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.