Home / 11,578.13-17,367.17-2,813.03

Finding the Fourth Proportional to 11,578.13, 17,367.17 and 2,813.03

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Solution

The fourth proportional to 11,578.13, 17,367.17 and 2,813.03 is: 4,219.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,578.13 : 17,367.17 = 2,813.03 : x
  2. Step 2: Convert to fraction form
    11,578.13/17,367.17 = 2,813.03/x
  3. Step 3: Cross multiply
    11,578.13x = 17,367.17 × 2,813.03
  4. Step 4: Simplify right side
    11,578.13x = 48,854,290.42
  5. Step 5: Solve for x
    x = 48,854,290.42/11,578.13
  6. Step 6: Final answer
    x = 4,219.53

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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.