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Finding the Fourth Proportional to 3,867.02, 5,793.24 and 2,997.08

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Solution

The fourth proportional to 3,867.02, 5,793.24 and 2,997.08 is: 4,489.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.02 : 5,793.24 = 2,997.08 : x
  2. Step 2: Convert to fraction form
    3,867.02/5,793.24 = 2,997.08/x
  3. Step 3: Cross multiply
    3,867.02x = 5,793.24 × 2,997.08
  4. Step 4: Simplify right side
    3,867.02x = 17,362,803.74
  5. Step 5: Solve for x
    x = 17,362,803.74/3,867.02
  6. Step 6: Final answer
    x = 4,489.97

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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.