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Finding the Fourth Proportional to 3,741.72, 5,163.61 and 2,063.19

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Solution

The fourth proportional to 3,741.72, 5,163.61 and 2,063.19 is: 2,847.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.72 : 5,163.61 = 2,063.19 : x
  2. Step 2: Convert to fraction form
    3,741.72/5,163.61 = 2,063.19/x
  3. Step 3: Cross multiply
    3,741.72x = 5,163.61 × 2,063.19
  4. Step 4: Simplify right side
    3,741.72x = 10,653,508.52
  5. Step 5: Solve for x
    x = 10,653,508.52/3,741.72
  6. Step 6: Final answer
    x = 2,847.22

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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.