Home / 3,704.25-5,111.87-2,307

Finding the Fourth Proportional to 3,704.25, 5,111.87 and 2,307

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Solution

The fourth proportional to 3,704.25, 5,111.87 and 2,307 is: 3,183.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.25 : 5,111.87 = 2,307 : x
  2. Step 2: Convert to fraction form
    3,704.25/5,111.87 = 2,307/x
  3. Step 3: Cross multiply
    3,704.25x = 5,111.87 × 2,307
  4. Step 4: Simplify right side
    3,704.25x = 11,793,072.56
  5. Step 5: Solve for x
    x = 11,793,072.56/3,704.25
  6. Step 6: Final answer
    x = 3,183.66

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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.