Home / 3,222.85-4,834.23-1,275.04

Finding the Fourth Proportional to 3,222.85, 4,834.23 and 1,275.04

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Solution

The fourth proportional to 3,222.85, 4,834.23 and 1,275.04 is: 1,912.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.85 : 4,834.23 = 1,275.04 : x
  2. Step 2: Convert to fraction form
    3,222.85/4,834.23 = 1,275.04/x
  3. Step 3: Cross multiply
    3,222.85x = 4,834.23 × 1,275.04
  4. Step 4: Simplify right side
    3,222.85x = 6,163,836.62
  5. Step 5: Solve for x
    x = 6,163,836.62/3,222.85
  6. Step 6: Final answer
    x = 1,912.54

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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.