Home / 3,966.26-5,473.22-2,197.80

Finding the Fourth Proportional to 3,966.26, 5,473.22 and 2,197.80

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Solution

The fourth proportional to 3,966.26, 5,473.22 and 2,197.80 is: 3,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.26 : 5,473.22 = 2,197.80 : x
  2. Step 2: Convert to fraction form
    3,966.26/5,473.22 = 2,197.80/x
  3. Step 3: Cross multiply
    3,966.26x = 5,473.22 × 2,197.80
  4. Step 4: Simplify right side
    3,966.26x = 12,029,031.93
  5. Step 5: Solve for x
    x = 12,029,031.93/3,966.26
  6. Step 6: Final answer
    x = 3,032.84

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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.