Home / 4,906.19-6,770.48-2,668.05

Finding the Fourth Proportional to 4,906.19, 6,770.48 and 2,668.05

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Solution

The fourth proportional to 4,906.19, 6,770.48 and 2,668.05 is: 3,681.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.19 : 6,770.48 = 2,668.05 : x
  2. Step 2: Convert to fraction form
    4,906.19/6,770.48 = 2,668.05/x
  3. Step 3: Cross multiply
    4,906.19x = 6,770.48 × 2,668.05
  4. Step 4: Simplify right side
    4,906.19x = 18,063,965.82
  5. Step 5: Solve for x
    x = 18,063,965.82/4,906.19
  6. Step 6: Final answer
    x = 3,681.87

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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.