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Finding the Fourth Proportional to 5,643.73, 8,468.03 and 3,801.79

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Solution

The fourth proportional to 5,643.73, 8,468.03 and 3,801.79 is: 5,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.73 : 8,468.03 = 3,801.79 : x
  2. Step 2: Convert to fraction form
    5,643.73/8,468.03 = 3,801.79/x
  3. Step 3: Cross multiply
    5,643.73x = 8,468.03 × 3,801.79
  4. Step 4: Simplify right side
    5,643.73x = 32,193,671.77
  5. Step 5: Solve for x
    x = 32,193,671.77/5,643.73
  6. Step 6: Final answer
    x = 5,704.33

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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.