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Finding the Fourth Proportional to 3,772.54, 5,657.37 and 2,040.22

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Solution

The fourth proportional to 3,772.54, 5,657.37 and 2,040.22 is: 3,059.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.54 : 5,657.37 = 2,040.22 : x
  2. Step 2: Convert to fraction form
    3,772.54/5,657.37 = 2,040.22/x
  3. Step 3: Cross multiply
    3,772.54x = 5,657.37 × 2,040.22
  4. Step 4: Simplify right side
    3,772.54x = 11,542,279.42
  5. Step 5: Solve for x
    x = 11,542,279.42/3,772.54
  6. Step 6: Final answer
    x = 3,059.55

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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.