Home / 4,198.28-5,793.35-2,309.49

Finding the Fourth Proportional to 4,198.28, 5,793.35 and 2,309.49

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Solution

The fourth proportional to 4,198.28, 5,793.35 and 2,309.49 is: 3,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.28 : 5,793.35 = 2,309.49 : x
  2. Step 2: Convert to fraction form
    4,198.28/5,793.35 = 2,309.49/x
  3. Step 3: Cross multiply
    4,198.28x = 5,793.35 × 2,309.49
  4. Step 4: Simplify right side
    4,198.28x = 13,379,672.34
  5. Step 5: Solve for x
    x = 13,379,672.34/4,198.28
  6. Step 6: Final answer
    x = 3,186.95

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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.