Home / 3,755.85-5,183.22-2,077.34

Finding the Fourth Proportional to 3,755.85, 5,183.22 and 2,077.34

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Solution

The fourth proportional to 3,755.85, 5,183.22 and 2,077.34 is: 2,866.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.85 : 5,183.22 = 2,077.34 : x
  2. Step 2: Convert to fraction form
    3,755.85/5,183.22 = 2,077.34/x
  3. Step 3: Cross multiply
    3,755.85x = 5,183.22 × 2,077.34
  4. Step 4: Simplify right side
    3,755.85x = 10,767,284.32
  5. Step 5: Solve for x
    x = 10,767,284.32/3,755.85
  6. Step 6: Final answer
    x = 2,866.80

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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.