Home / 3,299.56-4,949.82-1,108.84

Finding the Fourth Proportional to 3,299.56, 4,949.82 and 1,108.84

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Solution

The fourth proportional to 3,299.56, 4,949.82 and 1,108.84 is: 1,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.56 : 4,949.82 = 1,108.84 : x
  2. Step 2: Convert to fraction form
    3,299.56/4,949.82 = 1,108.84/x
  3. Step 3: Cross multiply
    3,299.56x = 4,949.82 × 1,108.84
  4. Step 4: Simplify right side
    3,299.56x = 5,488,558.41
  5. Step 5: Solve for x
    x = 5,488,558.41/3,299.56
  6. Step 6: Final answer
    x = 1,663.42

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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.