Home / 3,826.53-5,739.15-1,229.13

Finding the Fourth Proportional to 3,826.53, 5,739.15 and 1,229.13

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Solution

The fourth proportional to 3,826.53, 5,739.15 and 1,229.13 is: 1,843.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.53 : 5,739.15 = 1,229.13 : x
  2. Step 2: Convert to fraction form
    3,826.53/5,739.15 = 1,229.13/x
  3. Step 3: Cross multiply
    3,826.53x = 5,739.15 × 1,229.13
  4. Step 4: Simplify right side
    3,826.53x = 7,054,161.44
  5. Step 5: Solve for x
    x = 7,054,161.44/3,826.53
  6. Step 6: Final answer
    x = 1,843.49

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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.