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Finding the Fourth Proportional to 4,906.58, 6,770.99 and 2,668.38

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Solution

The fourth proportional to 4,906.58, 6,770.99 and 2,668.38 is: 3,682.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.58 : 6,770.99 = 2,668.38 : x
  2. Step 2: Convert to fraction form
    4,906.58/6,770.99 = 2,668.38/x
  3. Step 3: Cross multiply
    4,906.58x = 6,770.99 × 2,668.38
  4. Step 4: Simplify right side
    4,906.58x = 18,067,560.95
  5. Step 5: Solve for x
    x = 18,067,560.95/4,906.58
  6. Step 6: Final answer
    x = 3,682.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.