Home / 3,285-4,929.66-1,233

Finding the Fourth Proportional to 3,285, 4,929.66 and 1,233

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Solution

The fourth proportional to 3,285, 4,929.66 and 1,233 is: 1,850.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285 : 4,929.66 = 1,233 : x
  2. Step 2: Convert to fraction form
    3,285/4,929.66 = 1,233/x
  3. Step 3: Cross multiply
    3,285x = 4,929.66 × 1,233
  4. Step 4: Simplify right side
    3,285x = 6,078,270.78
  5. Step 5: Solve for x
    x = 6,078,270.78/3,285
  6. Step 6: Final answer
    x = 1,850.31

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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.