Home / 3,252.82-4,879.96-1,520.50

Finding the Fourth Proportional to 3,252.82, 4,879.96 and 1,520.50

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Solution

The fourth proportional to 3,252.82, 4,879.96 and 1,520.50 is: 2,281.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.82 : 4,879.96 = 1,520.50 : x
  2. Step 2: Convert to fraction form
    3,252.82/4,879.96 = 1,520.50/x
  3. Step 3: Cross multiply
    3,252.82x = 4,879.96 × 1,520.50
  4. Step 4: Simplify right side
    3,252.82x = 7,419,979.18
  5. Step 5: Solve for x
    x = 7,419,979.18/3,252.82
  6. Step 6: Final answer
    x = 2,281.09

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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.