Home / 11,092.55-16,638.74-2,772.52

Finding the Fourth Proportional to 11,092.55, 16,638.74 and 2,772.52

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Solution

The fourth proportional to 11,092.55, 16,638.74 and 2,772.52 is: 4,158.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092.55 : 16,638.74 = 2,772.52 : x
  2. Step 2: Convert to fraction form
    11,092.55/16,638.74 = 2,772.52/x
  3. Step 3: Cross multiply
    11,092.55x = 16,638.74 × 2,772.52
  4. Step 4: Simplify right side
    11,092.55x = 46,131,183.97
  5. Step 5: Solve for x
    x = 46,131,183.97/11,092.55
  6. Step 6: Final answer
    x = 4,158.75

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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.