Home / 3,753.90-5,180.67-2,262.33

Finding the Fourth Proportional to 3,753.90, 5,180.67 and 2,262.33

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Solution

The fourth proportional to 3,753.90, 5,180.67 and 2,262.33 is: 3,122.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.90 : 5,180.67 = 2,262.33 : x
  2. Step 2: Convert to fraction form
    3,753.90/5,180.67 = 2,262.33/x
  3. Step 3: Cross multiply
    3,753.90x = 5,180.67 × 2,262.33
  4. Step 4: Simplify right side
    3,753.90x = 11,720,385.16
  5. Step 5: Solve for x
    x = 11,720,385.16/3,753.90
  6. Step 6: Final answer
    x = 3,122.19

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1.5x scale

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.