Home / 3,198.42-4,769.73-2,844.45

Finding the Fourth Proportional to 3,198.42, 4,769.73 and 2,844.45

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Solution

The fourth proportional to 3,198.42, 4,769.73 and 2,844.45 is: 4,241.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.42 : 4,769.73 = 2,844.45 : x
  2. Step 2: Convert to fraction form
    3,198.42/4,769.73 = 2,844.45/x
  3. Step 3: Cross multiply
    3,198.42x = 4,769.73 × 2,844.45
  4. Step 4: Simplify right side
    3,198.42x = 13,567,258.50
  5. Step 5: Solve for x
    x = 13,567,258.50/3,198.42
  6. Step 6: Final answer
    x = 4,241.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.