Home / 4,289.82-5,913.88-3,227.75

Finding the Fourth Proportional to 4,289.82, 5,913.88 and 3,227.75

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Solution

The fourth proportional to 4,289.82, 5,913.88 and 3,227.75 is: 4,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.82 : 5,913.88 = 3,227.75 : x
  2. Step 2: Convert to fraction form
    4,289.82/5,913.88 = 3,227.75/x
  3. Step 3: Cross multiply
    4,289.82x = 5,913.88 × 3,227.75
  4. Step 4: Simplify right side
    4,289.82x = 19,088,543.97
  5. Step 5: Solve for x
    x = 19,088,543.97/4,289.82
  6. Step 6: Final answer
    x = 4,449.73

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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.