Home / 3,234.74-4,854.43-2,192.15

Finding the Fourth Proportional to 3,234.74, 4,854.43 and 2,192.15

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Solution

The fourth proportional to 3,234.74, 4,854.43 and 2,192.15 is: 3,289.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.74 : 4,854.43 = 2,192.15 : x
  2. Step 2: Convert to fraction form
    3,234.74/4,854.43 = 2,192.15/x
  3. Step 3: Cross multiply
    3,234.74x = 4,854.43 × 2,192.15
  4. Step 4: Simplify right side
    3,234.74x = 10,641,653.60
  5. Step 5: Solve for x
    x = 10,641,653.60/3,234.74
  6. Step 6: Final answer
    x = 3,289.81

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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.