Home / 3,966.22-5,949.35-1,192.90

Finding the Fourth Proportional to 3,966.22, 5,949.35 and 1,192.90

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Solution

The fourth proportional to 3,966.22, 5,949.35 and 1,192.90 is: 1,789.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.22 : 5,949.35 = 1,192.90 : x
  2. Step 2: Convert to fraction form
    3,966.22/5,949.35 = 1,192.90/x
  3. Step 3: Cross multiply
    3,966.22x = 5,949.35 × 1,192.90
  4. Step 4: Simplify right side
    3,966.22x = 7,096,979.62
  5. Step 5: Solve for x
    x = 7,096,979.62/3,966.22
  6. Step 6: Final answer
    x = 1,789.36

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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.