Home / 6,113.62-9,171.03-2,218.33

Finding the Fourth Proportional to 6,113.62, 9,171.03 and 2,218.33

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Solution

The fourth proportional to 6,113.62, 9,171.03 and 2,218.33 is: 3,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.62 : 9,171.03 = 2,218.33 : x
  2. Step 2: Convert to fraction form
    6,113.62/9,171.03 = 2,218.33/x
  3. Step 3: Cross multiply
    6,113.62x = 9,171.03 × 2,218.33
  4. Step 4: Simplify right side
    6,113.62x = 20,344,342.13
  5. Step 5: Solve for x
    x = 20,344,342.13/6,113.62
  6. Step 6: Final answer
    x = 3,327.71

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1.5x scale

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.