Home / 3,755.37-5,179.91-2,261.73

Finding the Fourth Proportional to 3,755.37, 5,179.91 and 2,261.73

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Solution

The fourth proportional to 3,755.37, 5,179.91 and 2,261.73 is: 3,119.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.37 : 5,179.91 = 2,261.73 : x
  2. Step 2: Convert to fraction form
    3,755.37/5,179.91 = 2,261.73/x
  3. Step 3: Cross multiply
    3,755.37x = 5,179.91 × 2,261.73
  4. Step 4: Simplify right side
    3,755.37x = 11,715,546.54
  5. Step 5: Solve for x
    x = 11,715,546.54/3,755.37
  6. Step 6: Final answer
    x = 3,119.68

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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.