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Finding the Fourth Proportional to 3,573.78, 4,932.09 and 2,248.62

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Solution

The fourth proportional to 3,573.78, 4,932.09 and 2,248.62 is: 3,103.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.78 : 4,932.09 = 2,248.62 : x
  2. Step 2: Convert to fraction form
    3,573.78/4,932.09 = 2,248.62/x
  3. Step 3: Cross multiply
    3,573.78x = 4,932.09 × 2,248.62
  4. Step 4: Simplify right side
    3,573.78x = 11,090,396.22
  5. Step 5: Solve for x
    x = 11,090,396.22/3,573.78
  6. Step 6: Final answer
    x = 3,103.27

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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.