Home / 3,863.74-5,785.31-2,633.56

Finding the Fourth Proportional to 3,863.74, 5,785.31 and 2,633.56

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Solution

The fourth proportional to 3,863.74, 5,785.31 and 2,633.56 is: 3,943.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.74 : 5,785.31 = 2,633.56 : x
  2. Step 2: Convert to fraction form
    3,863.74/5,785.31 = 2,633.56/x
  3. Step 3: Cross multiply
    3,863.74x = 5,785.31 × 2,633.56
  4. Step 4: Simplify right side
    3,863.74x = 15,235,961.00
  5. Step 5: Solve for x
    x = 15,235,961.00/3,863.74
  6. Step 6: Final answer
    x = 3,943.32

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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.