Home / 3,299.92-4,948.83-1,108.13

Finding the Fourth Proportional to 3,299.92, 4,948.83 and 1,108.13

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Solution

The fourth proportional to 3,299.92, 4,948.83 and 1,108.13 is: 1,661.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.92 : 4,948.83 = 1,108.13 : x
  2. Step 2: Convert to fraction form
    3,299.92/4,948.83 = 1,108.13/x
  3. Step 3: Cross multiply
    3,299.92x = 4,948.83 × 1,108.13
  4. Step 4: Simplify right side
    3,299.92x = 5,483,922.24
  5. Step 5: Solve for x
    x = 5,483,922.24/3,299.92
  6. Step 6: Final answer
    x = 1,661.84

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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.