Home / 3,283.74-4,926.42-2,185.38

Finding the Fourth Proportional to 3,283.74, 4,926.42 and 2,185.38

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Solution

The fourth proportional to 3,283.74, 4,926.42 and 2,185.38 is: 3,278.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.74 : 4,926.42 = 2,185.38 : x
  2. Step 2: Convert to fraction form
    3,283.74/4,926.42 = 2,185.38/x
  3. Step 3: Cross multiply
    3,283.74x = 4,926.42 × 2,185.38
  4. Step 4: Simplify right side
    3,283.74x = 10,766,099.74
  5. Step 5: Solve for x
    x = 10,766,099.74/3,283.74
  6. Step 6: Final answer
    x = 3,278.61

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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.