Home / 11,184.94-16,778.63-4,942.27

Finding the Fourth Proportional to 11,184.94, 16,778.63 and 4,942.27

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Solution

The fourth proportional to 11,184.94, 16,778.63 and 4,942.27 is: 7,413.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.94 : 16,778.63 = 4,942.27 : x
  2. Step 2: Convert to fraction form
    11,184.94/16,778.63 = 4,942.27/x
  3. Step 3: Cross multiply
    11,184.94x = 16,778.63 × 4,942.27
  4. Step 4: Simplify right side
    11,184.94x = 82,924,519.69
  5. Step 5: Solve for x
    x = 82,924,519.69/11,184.94
  6. Step 6: Final answer
    x = 7,413.94

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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.