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Finding the Fourth Proportional to 3,593.54, 4,959.02 and 2,021.63

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Solution

The fourth proportional to 3,593.54, 4,959.02 and 2,021.63 is: 2,789.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.54 : 4,959.02 = 2,021.63 : x
  2. Step 2: Convert to fraction form
    3,593.54/4,959.02 = 2,021.63/x
  3. Step 3: Cross multiply
    3,593.54x = 4,959.02 × 2,021.63
  4. Step 4: Simplify right side
    3,593.54x = 10,025,321.05
  5. Step 5: Solve for x
    x = 10,025,321.05/3,593.54
  6. Step 6: Final answer
    x = 2,789.82

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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.