Home / 3,704.27-5,112.08-2,191.90

Finding the Fourth Proportional to 3,704.27, 5,112.08 and 2,191.90

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Solution

The fourth proportional to 3,704.27, 5,112.08 and 2,191.90 is: 3,024.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.27 : 5,112.08 = 2,191.90 : x
  2. Step 2: Convert to fraction form
    3,704.27/5,112.08 = 2,191.90/x
  3. Step 3: Cross multiply
    3,704.27x = 5,112.08 × 2,191.90
  4. Step 4: Simplify right side
    3,704.27x = 11,205,168.15
  5. Step 5: Solve for x
    x = 11,205,168.15/3,704.27
  6. Step 6: Final answer
    x = 3,024.93

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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.