Home / 3,755.28-5,183.74-3,361.62

Finding the Fourth Proportional to 3,755.28, 5,183.74 and 3,361.62

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Solution

The fourth proportional to 3,755.28, 5,183.74 and 3,361.62 is: 4,640.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.28 : 5,183.74 = 3,361.62 : x
  2. Step 2: Convert to fraction form
    3,755.28/5,183.74 = 3,361.62/x
  3. Step 3: Cross multiply
    3,755.28x = 5,183.74 × 3,361.62
  4. Step 4: Simplify right side
    3,755.28x = 17,425,764.06
  5. Step 5: Solve for x
    x = 17,425,764.06/3,755.28
  6. Step 6: Final answer
    x = 4,640.34

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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.