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Finding the Fourth Proportional to 4,799.62, 7,193.68 and 3,134.54

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Solution

The fourth proportional to 4,799.62, 7,193.68 and 3,134.54 is: 4,698.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799.62 : 7,193.68 = 3,134.54 : x
  2. Step 2: Convert to fraction form
    4,799.62/7,193.68 = 3,134.54/x
  3. Step 3: Cross multiply
    4,799.62x = 7,193.68 × 3,134.54
  4. Step 4: Simplify right side
    4,799.62x = 22,548,845.66
  5. Step 5: Solve for x
    x = 22,548,845.66/4,799.62
  6. Step 6: Final answer
    x = 4,698.05

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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.