Home / 4,185.93-5,771.92-2,691.79

Finding the Fourth Proportional to 4,185.93, 5,771.92 and 2,691.79

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Solution

The fourth proportional to 4,185.93, 5,771.92 and 2,691.79 is: 3,711.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.93 : 5,771.92 = 2,691.79 : x
  2. Step 2: Convert to fraction form
    4,185.93/5,771.92 = 2,691.79/x
  3. Step 3: Cross multiply
    4,185.93x = 5,771.92 × 2,691.79
  4. Step 4: Simplify right side
    4,185.93x = 15,536,796.54
  5. Step 5: Solve for x
    x = 15,536,796.54/4,185.93
  6. Step 6: Final answer
    x = 3,711.67

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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.