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Finding the Fourth Proportional to 4,662.86, 6,995.91 and 2,067.62

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Solution

The fourth proportional to 4,662.86, 6,995.91 and 2,067.62 is: 3,102.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,662.86 : 6,995.91 = 2,067.62 : x
  2. Step 2: Convert to fraction form
    4,662.86/6,995.91 = 2,067.62/x
  3. Step 3: Cross multiply
    4,662.86x = 6,995.91 × 2,067.62
  4. Step 4: Simplify right side
    4,662.86x = 14,464,883.43
  5. Step 5: Solve for x
    x = 14,464,883.43/4,662.86
  6. Step 6: Final answer
    x = 3,102.15

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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.