Home / 7,391.94-11,089.76-2,197.82

Finding the Fourth Proportional to 7,391.94, 11,089.76 and 2,197.82

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Solution

The fourth proportional to 7,391.94, 11,089.76 and 2,197.82 is: 3,297.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.94 : 11,089.76 = 2,197.82 : x
  2. Step 2: Convert to fraction form
    7,391.94/11,089.76 = 2,197.82/x
  3. Step 3: Cross multiply
    7,391.94x = 11,089.76 × 2,197.82
  4. Step 4: Simplify right side
    7,391.94x = 24,373,296.32
  5. Step 5: Solve for x
    x = 24,373,296.32/7,391.94
  6. Step 6: Final answer
    x = 3,297.28

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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.