Home / 3,224.20-4,450.18-2,029.90

Finding the Fourth Proportional to 3,224.20, 4,450.18 and 2,029.90

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Solution

The fourth proportional to 3,224.20, 4,450.18 and 2,029.90 is: 2,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.20 : 4,450.18 = 2,029.90 : x
  2. Step 2: Convert to fraction form
    3,224.20/4,450.18 = 2,029.90/x
  3. Step 3: Cross multiply
    3,224.20x = 4,450.18 × 2,029.90
  4. Step 4: Simplify right side
    3,224.20x = 9,033,420.38
  5. Step 5: Solve for x
    x = 9,033,420.38/3,224.20
  6. Step 6: Final answer
    x = 2,801.76

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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.