Home / 3,197.60-4,410.96-2,201.12

Finding the Fourth Proportional to 3,197.60, 4,410.96 and 2,201.12

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Solution

The fourth proportional to 3,197.60, 4,410.96 and 2,201.12 is: 3,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.60 : 4,410.96 = 2,201.12 : x
  2. Step 2: Convert to fraction form
    3,197.60/4,410.96 = 2,201.12/x
  3. Step 3: Cross multiply
    3,197.60x = 4,410.96 × 2,201.12
  4. Step 4: Simplify right side
    3,197.60x = 9,709,052.28
  5. Step 5: Solve for x
    x = 9,709,052.28/3,197.60
  6. Step 6: Final answer
    x = 3,036.36

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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.