Home / 3,388.38-5,080.86-1,196.79

Finding the Fourth Proportional to 3,388.38, 5,080.86 and 1,196.79

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Solution

The fourth proportional to 3,388.38, 5,080.86 and 1,196.79 is: 1,794.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.38 : 5,080.86 = 1,196.79 : x
  2. Step 2: Convert to fraction form
    3,388.38/5,080.86 = 1,196.79/x
  3. Step 3: Cross multiply
    3,388.38x = 5,080.86 × 1,196.79
  4. Step 4: Simplify right side
    3,388.38x = 6,080,722.44
  5. Step 5: Solve for x
    x = 6,080,722.44/3,388.38
  6. Step 6: Final answer
    x = 1,794.58

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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.