Home / 3,366.03-5,049.62-1,286.22

Finding the Fourth Proportional to 3,366.03, 5,049.62 and 1,286.22

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Solution

The fourth proportional to 3,366.03, 5,049.62 and 1,286.22 is: 1,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.03 : 5,049.62 = 1,286.22 : x
  2. Step 2: Convert to fraction form
    3,366.03/5,049.62 = 1,286.22/x
  3. Step 3: Cross multiply
    3,366.03x = 5,049.62 × 1,286.22
  4. Step 4: Simplify right side
    3,366.03x = 6,494,890.56
  5. Step 5: Solve for x
    x = 6,494,890.56/3,366.03
  6. Step 6: Final answer
    x = 1,929.54

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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.