Home / 4,186.24-5,777.81-2,769.96

Finding the Fourth Proportional to 4,186.24, 5,777.81 and 2,769.96

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Solution

The fourth proportional to 4,186.24, 5,777.81 and 2,769.96 is: 3,823.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.24 : 5,777.81 = 2,769.96 : x
  2. Step 2: Convert to fraction form
    4,186.24/5,777.81 = 2,769.96/x
  3. Step 3: Cross multiply
    4,186.24x = 5,777.81 × 2,769.96
  4. Step 4: Simplify right side
    4,186.24x = 16,004,273.70
  5. Step 5: Solve for x
    x = 16,004,273.70/4,186.24
  6. Step 6: Final answer
    x = 3,823.07

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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.