Home / 3,833.28-5,757.20-2,382.57

Finding the Fourth Proportional to 3,833.28, 5,757.20 and 2,382.57

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Solution

The fourth proportional to 3,833.28, 5,757.20 and 2,382.57 is: 3,578.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.28 : 5,757.20 = 2,382.57 : x
  2. Step 2: Convert to fraction form
    3,833.28/5,757.20 = 2,382.57/x
  3. Step 3: Cross multiply
    3,833.28x = 5,757.20 × 2,382.57
  4. Step 4: Simplify right side
    3,833.28x = 13,716,920.09
  5. Step 5: Solve for x
    x = 13,716,920.09/3,833.28
  6. Step 6: Final answer
    x = 3,578.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.