Home / 3,283.20-4,912.50-1,823.38

Finding the Fourth Proportional to 3,283.20, 4,912.50 and 1,823.38

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Solution

The fourth proportional to 3,283.20, 4,912.50 and 1,823.38 is: 2,728.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.20 : 4,912.50 = 1,823.38 : x
  2. Step 2: Convert to fraction form
    3,283.20/4,912.50 = 1,823.38/x
  3. Step 3: Cross multiply
    3,283.20x = 4,912.50 × 1,823.38
  4. Step 4: Simplify right side
    3,283.20x = 8,957,338.55
  5. Step 5: Solve for x
    x = 8,957,338.55/3,283.20
  6. Step 6: Final answer
    x = 2,728.23

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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.