Home / 3,222.75-4,834.94-1,372.89

Finding the Fourth Proportional to 3,222.75, 4,834.94 and 1,372.89

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Solution

The fourth proportional to 3,222.75, 4,834.94 and 1,372.89 is: 2,059.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.75 : 4,834.94 = 1,372.89 : x
  2. Step 2: Convert to fraction form
    3,222.75/4,834.94 = 1,372.89/x
  3. Step 3: Cross multiply
    3,222.75x = 4,834.94 × 1,372.89
  4. Step 4: Simplify right side
    3,222.75x = 6,637,833.91
  5. Step 5: Solve for x
    x = 6,637,833.91/3,222.75
  6. Step 6: Final answer
    x = 2,059.68

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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.