Home / 2,201.41-3,300.39-1,090.06

Finding the Fourth Proportional to 2,201.41, 3,300.39 and 1,090.06

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Solution

The fourth proportional to 2,201.41, 3,300.39 and 1,090.06 is: 1,634.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.41 : 3,300.39 = 1,090.06 : x
  2. Step 2: Convert to fraction form
    2,201.41/3,300.39 = 1,090.06/x
  3. Step 3: Cross multiply
    2,201.41x = 3,300.39 × 1,090.06
  4. Step 4: Simplify right side
    2,201.41x = 3,597,614.87
  5. Step 5: Solve for x
    x = 3,597,614.87/2,201.41
  6. Step 6: Final answer
    x = 1,634.23

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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.