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Finding the Fourth Proportional to 3,593.57, 4,959.16 and 2,021.63

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Solution

The fourth proportional to 3,593.57, 4,959.16 and 2,021.63 is: 2,789.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.57 : 4,959.16 = 2,021.63 : x
  2. Step 2: Convert to fraction form
    3,593.57/4,959.16 = 2,021.63/x
  3. Step 3: Cross multiply
    3,593.57x = 4,959.16 × 2,021.63
  4. Step 4: Simplify right side
    3,593.57x = 10,025,556.78
  5. Step 5: Solve for x
    x = 10,025,556.78/3,593.57
  6. Step 6: Final answer
    x = 2,789.86

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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.