Home / 3,267.92-4,902.48-1,076.78

Finding the Fourth Proportional to 3,267.92, 4,902.48 and 1,076.78

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Solution

The fourth proportional to 3,267.92, 4,902.48 and 1,076.78 is: 1,615.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.92 : 4,902.48 = 1,076.78 : x
  2. Step 2: Convert to fraction form
    3,267.92/4,902.48 = 1,076.78/x
  3. Step 3: Cross multiply
    3,267.92x = 4,902.48 × 1,076.78
  4. Step 4: Simplify right side
    3,267.92x = 5,278,892.41
  5. Step 5: Solve for x
    x = 5,278,892.41/3,267.92
  6. Step 6: Final answer
    x = 1,615.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.