Home / 3,285.14-4,919.09-2,623.97

Finding the Fourth Proportional to 3,285.14, 4,919.09 and 2,623.97

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Solution

The fourth proportional to 3,285.14, 4,919.09 and 2,623.97 is: 3,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.14 : 4,919.09 = 2,623.97 : x
  2. Step 2: Convert to fraction form
    3,285.14/4,919.09 = 2,623.97/x
  3. Step 3: Cross multiply
    3,285.14x = 4,919.09 × 2,623.97
  4. Step 4: Simplify right side
    3,285.14x = 12,907,531.47
  5. Step 5: Solve for x
    x = 12,907,531.47/3,285.14
  6. Step 6: Final answer
    x = 3,929.07

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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.