Home / 3,729.11-5,145.91-2,050.64

Finding the Fourth Proportional to 3,729.11, 5,145.91 and 2,050.64

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Solution

The fourth proportional to 3,729.11, 5,145.91 and 2,050.64 is: 2,829.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.11 : 5,145.91 = 2,050.64 : x
  2. Step 2: Convert to fraction form
    3,729.11/5,145.91 = 2,050.64/x
  3. Step 3: Cross multiply
    3,729.11x = 5,145.91 × 2,050.64
  4. Step 4: Simplify right side
    3,729.11x = 10,552,372.90
  5. Step 5: Solve for x
    x = 10,552,372.90/3,729.11
  6. Step 6: Final answer
    x = 2,829.73

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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.