Home / 2,766.22-4,146.62-1,776.26

Finding the Fourth Proportional to 2,766.22, 4,146.62 and 1,776.26

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Solution

The fourth proportional to 2,766.22, 4,146.62 and 1,776.26 is: 2,662.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766.22 : 4,146.62 = 1,776.26 : x
  2. Step 2: Convert to fraction form
    2,766.22/4,146.62 = 1,776.26/x
  3. Step 3: Cross multiply
    2,766.22x = 4,146.62 × 1,776.26
  4. Step 4: Simplify right side
    2,766.22x = 7,365,476.73
  5. Step 5: Solve for x
    x = 7,365,476.73/2,766.22
  6. Step 6: Final answer
    x = 2,662.65

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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.