Home / 2,677.26-4,016.09-729.43

Finding the Fourth Proportional to 2,677.26, 4,016.09 and 729.43

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Solution

The fourth proportional to 2,677.26, 4,016.09 and 729.43 is: 1,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.26 : 4,016.09 = 729.43 : x
  2. Step 2: Convert to fraction form
    2,677.26/4,016.09 = 729.43/x
  3. Step 3: Cross multiply
    2,677.26x = 4,016.09 × 729.43
  4. Step 4: Simplify right side
    2,677.26x = 2,929,456.53
  5. Step 5: Solve for x
    x = 2,929,456.53/2,677.26
  6. Step 6: Final answer
    x = 1,094.20

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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.