Home / 3,229.08-4,456.46-1,903.22

Finding the Fourth Proportional to 3,229.08, 4,456.46 and 1,903.22

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Solution

The fourth proportional to 3,229.08, 4,456.46 and 1,903.22 is: 2,626.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.08 : 4,456.46 = 1,903.22 : x
  2. Step 2: Convert to fraction form
    3,229.08/4,456.46 = 1,903.22/x
  3. Step 3: Cross multiply
    3,229.08x = 4,456.46 × 1,903.22
  4. Step 4: Simplify right side
    3,229.08x = 8,481,623.80
  5. Step 5: Solve for x
    x = 8,481,623.80/3,229.08
  6. Step 6: Final answer
    x = 2,626.64

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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.