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Finding the Fourth Proportional to 5,394.77, 8,093.03 and 2,621.60

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Solution

The fourth proportional to 5,394.77, 8,093.03 and 2,621.60 is: 3,932.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.77 : 8,093.03 = 2,621.60 : x
  2. Step 2: Convert to fraction form
    5,394.77/8,093.03 = 2,621.60/x
  3. Step 3: Cross multiply
    5,394.77x = 8,093.03 × 2,621.60
  4. Step 4: Simplify right side
    5,394.77x = 21,216,633.87
  5. Step 5: Solve for x
    x = 21,216,633.87/5,394.77
  6. Step 6: Final answer
    x = 3,932.82

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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.