Home / 3,076.43-4,250.03-2,843.15

Finding the Fourth Proportional to 3,076.43, 4,250.03 and 2,843.15

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Solution

The fourth proportional to 3,076.43, 4,250.03 and 2,843.15 is: 3,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.43 : 4,250.03 = 2,843.15 : x
  2. Step 2: Convert to fraction form
    3,076.43/4,250.03 = 2,843.15/x
  3. Step 3: Cross multiply
    3,076.43x = 4,250.03 × 2,843.15
  4. Step 4: Simplify right side
    3,076.43x = 12,083,437.33
  5. Step 5: Solve for x
    x = 12,083,437.33/3,076.43
  6. Step 6: Final answer
    x = 3,927.75

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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.