Home / 6,147.91-9,218.66-2,197.64

Finding the Fourth Proportional to 6,147.91, 9,218.66 and 2,197.64

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Solution

The fourth proportional to 6,147.91, 9,218.66 and 2,197.64 is: 3,295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.91 : 9,218.66 = 2,197.64 : x
  2. Step 2: Convert to fraction form
    6,147.91/9,218.66 = 2,197.64/x
  3. Step 3: Cross multiply
    6,147.91x = 9,218.66 × 2,197.64
  4. Step 4: Simplify right side
    6,147.91x = 20,259,284.97
  5. Step 5: Solve for x
    x = 20,259,284.97/6,147.91
  6. Step 6: Final answer
    x = 3,295.32

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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.