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Finding the Fourth Proportional to 5,769.08, 7,960.14 and 3,672.44

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Solution

The fourth proportional to 5,769.08, 7,960.14 and 3,672.44 is: 5,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,769.08 : 7,960.14 = 3,672.44 : x
  2. Step 2: Convert to fraction form
    5,769.08/7,960.14 = 3,672.44/x
  3. Step 3: Cross multiply
    5,769.08x = 7,960.14 × 3,672.44
  4. Step 4: Simplify right side
    5,769.08x = 29,233,136.54
  5. Step 5: Solve for x
    x = 29,233,136.54/5,769.08
  6. Step 6: Final answer
    x = 5,067.21

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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.