Home / 3,996.83-5,995.25-1,399.16

Finding the Fourth Proportional to 3,996.83, 5,995.25 and 1,399.16

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Solution

The fourth proportional to 3,996.83, 5,995.25 and 1,399.16 is: 2,098.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.83 : 5,995.25 = 1,399.16 : x
  2. Step 2: Convert to fraction form
    3,996.83/5,995.25 = 1,399.16/x
  3. Step 3: Cross multiply
    3,996.83x = 5,995.25 × 1,399.16
  4. Step 4: Simplify right side
    3,996.83x = 8,388,277.02
  5. Step 5: Solve for x
    x = 8,388,277.02/3,996.83
  6. Step 6: Final answer
    x = 2,098.74

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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.