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Finding the Fourth Proportional to 3,630.54, 5,010.09 and 3,333

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Solution

The fourth proportional to 3,630.54, 5,010.09 and 3,333 is: 4,599.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.54 : 5,010.09 = 3,333 : x
  2. Step 2: Convert to fraction form
    3,630.54/5,010.09 = 3,333/x
  3. Step 3: Cross multiply
    3,630.54x = 5,010.09 × 3,333
  4. Step 4: Simplify right side
    3,630.54x = 16,698,629.97
  5. Step 5: Solve for x
    x = 16,698,629.97/3,630.54
  6. Step 6: Final answer
    x = 4,599.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.