Home / 3,387.45-5,081.22-1,194.64

Finding the Fourth Proportional to 3,387.45, 5,081.22 and 1,194.64

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Solution

The fourth proportional to 3,387.45, 5,081.22 and 1,194.64 is: 1,791.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.45 : 5,081.22 = 1,194.64 : x
  2. Step 2: Convert to fraction form
    3,387.45/5,081.22 = 1,194.64/x
  3. Step 3: Cross multiply
    3,387.45x = 5,081.22 × 1,194.64
  4. Step 4: Simplify right side
    3,387.45x = 6,070,241.36
  5. Step 5: Solve for x
    x = 6,070,241.36/3,387.45
  6. Step 6: Final answer
    x = 1,791.98

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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.