Home / 3,329.92-4,995.32-1,138.04

Finding the Fourth Proportional to 3,329.92, 4,995.32 and 1,138.04

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Solution

The fourth proportional to 3,329.92, 4,995.32 and 1,138.04 is: 1,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.92 : 4,995.32 = 1,138.04 : x
  2. Step 2: Convert to fraction form
    3,329.92/4,995.32 = 1,138.04/x
  3. Step 3: Cross multiply
    3,329.92x = 4,995.32 × 1,138.04
  4. Step 4: Simplify right side
    3,329.92x = 5,684,873.97
  5. Step 5: Solve for x
    x = 5,684,873.97/3,329.92
  6. Step 6: Final answer
    x = 1,707.21

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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.