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Finding the Fourth Proportional to 3,719.44, 5,132.82 and 2,063.44

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Solution

The fourth proportional to 3,719.44, 5,132.82 and 2,063.44 is: 2,847.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.44 : 5,132.82 = 2,063.44 : x
  2. Step 2: Convert to fraction form
    3,719.44/5,132.82 = 2,063.44/x
  3. Step 3: Cross multiply
    3,719.44x = 5,132.82 × 2,063.44
  4. Step 4: Simplify right side
    3,719.44x = 10,591,261.01
  5. Step 5: Solve for x
    x = 10,591,261.01/3,719.44
  6. Step 6: Final answer
    x = 2,847.54

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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.