Home / 11,578.10-17,367.16-2,813.02

Finding the Fourth Proportional to 11,578.10, 17,367.16 and 2,813.02

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Solution

The fourth proportional to 11,578.10, 17,367.16 and 2,813.02 is: 4,219.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,578.10 : 17,367.16 = 2,813.02 : x
  2. Step 2: Convert to fraction form
    11,578.10/17,367.16 = 2,813.02/x
  3. Step 3: Cross multiply
    11,578.10x = 17,367.16 × 2,813.02
  4. Step 4: Simplify right side
    11,578.10x = 48,854,168.42
  5. Step 5: Solve for x
    x = 48,854,168.42/11,578.10
  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.