Home / 2,481.37-3,721.79-1,248.27

Finding the Fourth Proportional to 2,481.37, 3,721.79 and 1,248.27

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Solution

The fourth proportional to 2,481.37, 3,721.79 and 1,248.27 is: 1,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.37 : 3,721.79 = 1,248.27 : x
  2. Step 2: Convert to fraction form
    2,481.37/3,721.79 = 1,248.27/x
  3. Step 3: Cross multiply
    2,481.37x = 3,721.79 × 1,248.27
  4. Step 4: Simplify right side
    2,481.37x = 4,645,798.80
  5. Step 5: Solve for x
    x = 4,645,798.80/2,481.37
  6. Step 6: Final answer
    x = 1,872.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.