Home / 3,234.50-4,452.66-2,902.80

Finding the Fourth Proportional to 3,234.50, 4,452.66 and 2,902.80

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Solution

The fourth proportional to 3,234.50, 4,452.66 and 2,902.80 is: 3,996.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.50 : 4,452.66 = 2,902.80 : x
  2. Step 2: Convert to fraction form
    3,234.50/4,452.66 = 2,902.80/x
  3. Step 3: Cross multiply
    3,234.50x = 4,452.66 × 2,902.80
  4. Step 4: Simplify right side
    3,234.50x = 12,925,181.45
  5. Step 5: Solve for x
    x = 12,925,181.45/3,234.50
  6. Step 6: Final answer
    x = 3,996.04

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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.