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Finding the Fourth Proportional to 3,755.97, 5,183.19 and 2,077.25

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Solution

The fourth proportional to 3,755.97, 5,183.19 and 2,077.25 is: 2,866.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.97 : 5,183.19 = 2,077.25 : x
  2. Step 2: Convert to fraction form
    3,755.97/5,183.19 = 2,077.25/x
  3. Step 3: Cross multiply
    3,755.97x = 5,183.19 × 2,077.25
  4. Step 4: Simplify right side
    3,755.97x = 10,766,755.51
  5. Step 5: Solve for x
    x = 10,766,755.51/3,755.97
  6. Step 6: Final answer
    x = 2,866.57

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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.