Home / 3,645.88-5,467.44-1,180.04

Finding the Fourth Proportional to 3,645.88, 5,467.44 and 1,180.04

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Solution

The fourth proportional to 3,645.88, 5,467.44 and 1,180.04 is: 1,769.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.88 : 5,467.44 = 1,180.04 : x
  2. Step 2: Convert to fraction form
    3,645.88/5,467.44 = 1,180.04/x
  3. Step 3: Cross multiply
    3,645.88x = 5,467.44 × 1,180.04
  4. Step 4: Simplify right side
    3,645.88x = 6,451,785.69
  5. Step 5: Solve for x
    x = 6,451,785.69/3,645.88
  6. Step 6: Final answer
    x = 1,769.61

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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.