Home / 3,741.92-5,163.48-2,170.52

Finding the Fourth Proportional to 3,741.92, 5,163.48 and 2,170.52

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Solution

The fourth proportional to 3,741.92, 5,163.48 and 2,170.52 is: 2,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.92 : 5,163.48 = 2,170.52 : x
  2. Step 2: Convert to fraction form
    3,741.92/5,163.48 = 2,170.52/x
  3. Step 3: Cross multiply
    3,741.92x = 5,163.48 × 2,170.52
  4. Step 4: Simplify right side
    3,741.92x = 11,207,436.61
  5. Step 5: Solve for x
    x = 11,207,436.61/3,741.92
  6. Step 6: Final answer
    x = 2,995.10

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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.