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Finding the Fourth Proportional to 4,773.08, 7,159.62 and 2,793.86

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Solution

The fourth proportional to 4,773.08, 7,159.62 and 2,793.86 is: 4,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,773.08 : 7,159.62 = 2,793.86 : x
  2. Step 2: Convert to fraction form
    4,773.08/7,159.62 = 2,793.86/x
  3. Step 3: Cross multiply
    4,773.08x = 7,159.62 × 2,793.86
  4. Step 4: Simplify right side
    4,773.08x = 20,002,975.93
  5. Step 5: Solve for x
    x = 20,002,975.93/4,773.08
  6. Step 6: Final answer
    x = 4,190.79

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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.