Home / 3,755.43-5,183.19-2,183.76

Finding the Fourth Proportional to 3,755.43, 5,183.19 and 2,183.76

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Solution

The fourth proportional to 3,755.43, 5,183.19 and 2,183.76 is: 3,013.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.43 : 5,183.19 = 2,183.76 : x
  2. Step 2: Convert to fraction form
    3,755.43/5,183.19 = 2,183.76/x
  3. Step 3: Cross multiply
    3,755.43x = 5,183.19 × 2,183.76
  4. Step 4: Simplify right side
    3,755.43x = 11,318,842.99
  5. Step 5: Solve for x
    x = 11,318,842.99/3,755.43
  6. Step 6: Final answer
    x = 3,013.99

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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.