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Finding the Fourth Proportional to 3,741.86, 5,163.88 and 2,063.38

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Solution

The fourth proportional to 3,741.86, 5,163.88 and 2,063.38 is: 2,847.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.86 : 5,163.88 = 2,063.38 : x
  2. Step 2: Convert to fraction form
    3,741.86/5,163.88 = 2,063.38/x
  3. Step 3: Cross multiply
    3,741.86x = 5,163.88 × 2,063.38
  4. Step 4: Simplify right side
    3,741.86x = 10,655,046.71
  5. Step 5: Solve for x
    x = 10,655,046.71/3,741.86
  6. Step 6: Final answer
    x = 2,847.53

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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.