Home / 9,218.61-13,829.67-3,375.54

Finding the Fourth Proportional to 9,218.61, 13,829.67 and 3,375.54

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Solution

The fourth proportional to 9,218.61, 13,829.67 and 3,375.54 is: 5,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.61 : 13,829.67 = 3,375.54 : x
  2. Step 2: Convert to fraction form
    9,218.61/13,829.67 = 3,375.54/x
  3. Step 3: Cross multiply
    9,218.61x = 13,829.67 × 3,375.54
  4. Step 4: Simplify right side
    9,218.61x = 46,682,604.27
  5. Step 5: Solve for x
    x = 46,682,604.27/9,218.61
  6. Step 6: Final answer
    x = 5,063.95

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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.