Home / 3,273.26-4,909.99-808.07

Finding the Fourth Proportional to 3,273.26, 4,909.99 and 808.07

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Solution

The fourth proportional to 3,273.26, 4,909.99 and 808.07 is: 1,212.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.26 : 4,909.99 = 808.07 : x
  2. Step 2: Convert to fraction form
    3,273.26/4,909.99 = 808.07/x
  3. Step 3: Cross multiply
    3,273.26x = 4,909.99 × 808.07
  4. Step 4: Simplify right side
    3,273.26x = 3,967,615.62
  5. Step 5: Solve for x
    x = 3,967,615.62/3,273.26
  6. Step 6: Final answer
    x = 1,212.13

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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.