Home / 3,222.70-4,838.55-2,059.90

Finding the Fourth Proportional to 3,222.70, 4,838.55 and 2,059.90

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Solution

The fourth proportional to 3,222.70, 4,838.55 and 2,059.90 is: 3,092.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.70 : 4,838.55 = 2,059.90 : x
  2. Step 2: Convert to fraction form
    3,222.70/4,838.55 = 2,059.90/x
  3. Step 3: Cross multiply
    3,222.70x = 4,838.55 × 2,059.90
  4. Step 4: Simplify right side
    3,222.70x = 9,966,929.15
  5. Step 5: Solve for x
    x = 9,966,929.15/3,222.70
  6. Step 6: Final answer
    x = 3,092.73

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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.