Home / 7,735.20-10,674.60-4,198.44

Finding the Fourth Proportional to 7,735.20, 10,674.60 and 4,198.44

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Solution

The fourth proportional to 7,735.20, 10,674.60 and 4,198.44 is: 5,793.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,735.20 : 10,674.60 = 4,198.44 : x
  2. Step 2: Convert to fraction form
    7,735.20/10,674.60 = 4,198.44/x
  3. Step 3: Cross multiply
    7,735.20x = 10,674.60 × 4,198.44
  4. Step 4: Simplify right side
    7,735.20x = 44,816,667.62
  5. Step 5: Solve for x
    x = 44,816,667.62/7,735.20
  6. Step 6: Final answer
    x = 5,793.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.