Home / 8,379.26-11,568.78-5,195.94

Finding the Fourth Proportional to 8,379.26, 11,568.78 and 5,195.94

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Solution

The fourth proportional to 8,379.26, 11,568.78 and 5,195.94 is: 7,173.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379.26 : 11,568.78 = 5,195.94 : x
  2. Step 2: Convert to fraction form
    8,379.26/11,568.78 = 5,195.94/x
  3. Step 3: Cross multiply
    8,379.26x = 11,568.78 × 5,195.94
  4. Step 4: Simplify right side
    8,379.26x = 60,110,686.75
  5. Step 5: Solve for x
    x = 60,110,686.75/8,379.26
  6. Step 6: Final answer
    x = 7,173.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.