Home / 3,767.92-5,195.76-2,648.48

Finding the Fourth Proportional to 3,767.92, 5,195.76 and 2,648.48

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Solution

The fourth proportional to 3,767.92, 5,195.76 and 2,648.48 is: 3,652.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.92 : 5,195.76 = 2,648.48 : x
  2. Step 2: Convert to fraction form
    3,767.92/5,195.76 = 2,648.48/x
  3. Step 3: Cross multiply
    3,767.92x = 5,195.76 × 2,648.48
  4. Step 4: Simplify right side
    3,767.92x = 13,760,866.44
  5. Step 5: Solve for x
    x = 13,760,866.44/3,767.92
  6. Step 6: Final answer
    x = 3,652.11

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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.