Home / 3,226.32-4,836.21-2,186.43

Finding the Fourth Proportional to 3,226.32, 4,836.21 and 2,186.43

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Solution

The fourth proportional to 3,226.32, 4,836.21 and 2,186.43 is: 3,277.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.32 : 4,836.21 = 2,186.43 : x
  2. Step 2: Convert to fraction form
    3,226.32/4,836.21 = 2,186.43/x
  3. Step 3: Cross multiply
    3,226.32x = 4,836.21 × 2,186.43
  4. Step 4: Simplify right side
    3,226.32x = 10,574,028.01
  5. Step 5: Solve for x
    x = 10,574,028.01/3,226.32
  6. Step 6: Final answer
    x = 3,277.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.