Home / 3,964.68-5,471.24-2,286.07

Finding the Fourth Proportional to 3,964.68, 5,471.24 and 2,286.07

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Solution

The fourth proportional to 3,964.68, 5,471.24 and 2,286.07 is: 3,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.68 : 5,471.24 = 2,286.07 : x
  2. Step 2: Convert to fraction form
    3,964.68/5,471.24 = 2,286.07/x
  3. Step 3: Cross multiply
    3,964.68x = 5,471.24 × 2,286.07
  4. Step 4: Simplify right side
    3,964.68x = 12,507,612.52
  5. Step 5: Solve for x
    x = 12,507,612.52/3,964.68
  6. Step 6: Final answer
    x = 3,154.76

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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.