Home / 3,222.23-4,834.86-1,761.33

Finding the Fourth Proportional to 3,222.23, 4,834.86 and 1,761.33

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Solution

The fourth proportional to 3,222.23, 4,834.86 and 1,761.33 is: 2,642.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.23 : 4,834.86 = 1,761.33 : x
  2. Step 2: Convert to fraction form
    3,222.23/4,834.86 = 1,761.33/x
  3. Step 3: Cross multiply
    3,222.23x = 4,834.86 × 1,761.33
  4. Step 4: Simplify right side
    3,222.23x = 8,515,783.96
  5. Step 5: Solve for x
    x = 8,515,783.96/3,222.23
  6. Step 6: Final answer
    x = 2,642.83

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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.