Home / 3,227.36-4,452.40-2,177.60

Finding the Fourth Proportional to 3,227.36, 4,452.40 and 2,177.60

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Solution

The fourth proportional to 3,227.36, 4,452.40 and 2,177.60 is: 3,004.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.36 : 4,452.40 = 2,177.60 : x
  2. Step 2: Convert to fraction form
    3,227.36/4,452.40 = 2,177.60/x
  3. Step 3: Cross multiply
    3,227.36x = 4,452.40 × 2,177.60
  4. Step 4: Simplify right side
    3,227.36x = 9,695,546.24
  5. Step 5: Solve for x
    x = 9,695,546.24/3,227.36
  6. Step 6: Final answer
    x = 3,004.17

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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.