Home / 3,299.48-4,949.67-1,108.84

Finding the Fourth Proportional to 3,299.48, 4,949.67 and 1,108.84

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Solution

The fourth proportional to 3,299.48, 4,949.67 and 1,108.84 is: 1,663.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.48 : 4,949.67 = 1,108.84 : x
  2. Step 2: Convert to fraction form
    3,299.48/4,949.67 = 1,108.84/x
  3. Step 3: Cross multiply
    3,299.48x = 4,949.67 × 1,108.84
  4. Step 4: Simplify right side
    3,299.48x = 5,488,393.15
  5. Step 5: Solve for x
    x = 5,488,393.15/3,299.48
  6. Step 6: Final answer
    x = 1,663.41

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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.