Home / 3,273.82-4,910.70-808.66

Finding the Fourth Proportional to 3,273.82, 4,910.70 and 808.66

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Solution

The fourth proportional to 3,273.82, 4,910.70 and 808.66 is: 1,212.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.82 : 4,910.70 = 808.66 : x
  2. Step 2: Convert to fraction form
    3,273.82/4,910.70 = 808.66/x
  3. Step 3: Cross multiply
    3,273.82x = 4,910.70 × 808.66
  4. Step 4: Simplify right side
    3,273.82x = 3,971,086.66
  5. Step 5: Solve for x
    x = 3,971,086.66/3,273.82
  6. Step 6: Final answer
    x = 1,212.98

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1.5x scale

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.