Home / 3,223.18-4,446.48-2,229.84

Finding the Fourth Proportional to 3,223.18, 4,446.48 and 2,229.84

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Solution

The fourth proportional to 3,223.18, 4,446.48 and 2,229.84 is: 3,076.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.18 : 4,446.48 = 2,229.84 : x
  2. Step 2: Convert to fraction form
    3,223.18/4,446.48 = 2,229.84/x
  3. Step 3: Cross multiply
    3,223.18x = 4,446.48 × 2,229.84
  4. Step 4: Simplify right side
    3,223.18x = 9,914,938.96
  5. Step 5: Solve for x
    x = 9,914,938.96/3,223.18
  6. Step 6: Final answer
    x = 3,076.14

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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.