Home / 3,826.44-5,739.57-1,229.40

Finding the Fourth Proportional to 3,826.44, 5,739.57 and 1,229.40

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Solution

The fourth proportional to 3,826.44, 5,739.57 and 1,229.40 is: 1,844.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.44 : 5,739.57 = 1,229.40 : x
  2. Step 2: Convert to fraction form
    3,826.44/5,739.57 = 1,229.40/x
  3. Step 3: Cross multiply
    3,826.44x = 5,739.57 × 1,229.40
  4. Step 4: Simplify right side
    3,826.44x = 7,056,227.36
  5. Step 5: Solve for x
    x = 7,056,227.36/3,826.44
  6. Step 6: Final answer
    x = 1,844.07

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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.