Home / 10,198.26-15,295.95-3,271.86

Finding the Fourth Proportional to 10,198.26, 15,295.95 and 3,271.86

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Solution

The fourth proportional to 10,198.26, 15,295.95 and 3,271.86 is: 4,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198.26 : 15,295.95 = 3,271.86 : x
  2. Step 2: Convert to fraction form
    10,198.26/15,295.95 = 3,271.86/x
  3. Step 3: Cross multiply
    10,198.26x = 15,295.95 × 3,271.86
  4. Step 4: Simplify right side
    10,198.26x = 50,046,206.97
  5. Step 5: Solve for x
    x = 50,046,206.97/10,198.26
  6. Step 6: Final answer
    x = 4,907.33

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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.