Home / 2,229.96-3,323.67-2,213.04

Finding the Fourth Proportional to 2,229.96, 3,323.67 and 2,213.04

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Solution

The fourth proportional to 2,229.96, 3,323.67 and 2,213.04 is: 3,298.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.96 : 3,323.67 = 2,213.04 : x
  2. Step 2: Convert to fraction form
    2,229.96/3,323.67 = 2,213.04/x
  3. Step 3: Cross multiply
    2,229.96x = 3,323.67 × 2,213.04
  4. Step 4: Simplify right side
    2,229.96x = 7,355,414.66
  5. Step 5: Solve for x
    x = 7,355,414.66/2,229.96
  6. Step 6: Final answer
    x = 3,298.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.