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Finding the Fourth Proportional to 3,273.96, 4,512.96 and 2,224.20

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Solution

The fourth proportional to 3,273.96, 4,512.96 and 2,224.20 is: 3,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.96 : 4,512.96 = 2,224.20 : x
  2. Step 2: Convert to fraction form
    3,273.96/4,512.96 = 2,224.20/x
  3. Step 3: Cross multiply
    3,273.96x = 4,512.96 × 2,224.20
  4. Step 4: Simplify right side
    3,273.96x = 10,037,725.63
  5. Step 5: Solve for x
    x = 10,037,725.63/3,273.96
  6. Step 6: Final answer
    x = 3,065.93

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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.