Home / 3,934.50-5,901.75-1,198.50

Finding the Fourth Proportional to 3,934.50, 5,901.75 and 1,198.50

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Solution

The fourth proportional to 3,934.50, 5,901.75 and 1,198.50 is: 1,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.50 : 5,901.75 = 1,198.50 : x
  2. Step 2: Convert to fraction form
    3,934.50/5,901.75 = 1,198.50/x
  3. Step 3: Cross multiply
    3,934.50x = 5,901.75 × 1,198.50
  4. Step 4: Simplify right side
    3,934.50x = 7,073,247.38
  5. Step 5: Solve for x
    x = 7,073,247.38/3,934.50
  6. Step 6: Final answer
    x = 1,797.75

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Double scale
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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.