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Finding the Fourth Proportional to 3,592.82, 5,393.82 and 2,771.66

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Solution

The fourth proportional to 3,592.82, 5,393.82 and 2,771.66 is: 4,161.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.82 : 5,393.82 = 2,771.66 : x
  2. Step 2: Convert to fraction form
    3,592.82/5,393.82 = 2,771.66/x
  3. Step 3: Cross multiply
    3,592.82x = 5,393.82 × 2,771.66
  4. Step 4: Simplify right side
    3,592.82x = 14,949,835.14
  5. Step 5: Solve for x
    x = 14,949,835.14/3,592.82
  6. Step 6: Final answer
    x = 4,161.03

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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.