Home / 3,204.20-4,806.30-1,449.20

Finding the Fourth Proportional to 3,204.20, 4,806.30 and 1,449.20

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Solution

The fourth proportional to 3,204.20, 4,806.30 and 1,449.20 is: 2,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.20 : 4,806.30 = 1,449.20 : x
  2. Step 2: Convert to fraction form
    3,204.20/4,806.30 = 1,449.20/x
  3. Step 3: Cross multiply
    3,204.20x = 4,806.30 × 1,449.20
  4. Step 4: Simplify right side
    3,204.20x = 6,965,289.96
  5. Step 5: Solve for x
    x = 6,965,289.96/3,204.20
  6. Step 6: Final answer
    x = 2,173.80

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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.