Home / 4,121.04-6,180.92-1,198.76

Finding the Fourth Proportional to 4,121.04, 6,180.92 and 1,198.76

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Solution

The fourth proportional to 4,121.04, 6,180.92 and 1,198.76 is: 1,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.04 : 6,180.92 = 1,198.76 : x
  2. Step 2: Convert to fraction form
    4,121.04/6,180.92 = 1,198.76/x
  3. Step 3: Cross multiply
    4,121.04x = 6,180.92 × 1,198.76
  4. Step 4: Simplify right side
    4,121.04x = 7,409,439.66
  5. Step 5: Solve for x
    x = 7,409,439.66/4,121.04
  6. Step 6: Final answer
    x = 1,797.95

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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.