Home / 3,227.28-4,846.67-2,643.39

Finding the Fourth Proportional to 3,227.28, 4,846.67 and 2,643.39

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Solution

The fourth proportional to 3,227.28, 4,846.67 and 2,643.39 is: 3,969.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.28 : 4,846.67 = 2,643.39 : x
  2. Step 2: Convert to fraction form
    3,227.28/4,846.67 = 2,643.39/x
  3. Step 3: Cross multiply
    3,227.28x = 4,846.67 × 2,643.39
  4. Step 4: Simplify right side
    3,227.28x = 12,811,639.01
  5. Step 5: Solve for x
    x = 12,811,639.01/3,227.28
  6. Step 6: Final answer
    x = 3,969.79

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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.