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Finding the Fourth Proportional to 3,593.64, 4,959.18 and 2,022

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Solution

The fourth proportional to 3,593.64, 4,959.18 and 2,022 is: 2,790.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.64 : 4,959.18 = 2,022 : x
  2. Step 2: Convert to fraction form
    3,593.64/4,959.18 = 2,022/x
  3. Step 3: Cross multiply
    3,593.64x = 4,959.18 × 2,022
  4. Step 4: Simplify right side
    3,593.64x = 10,027,461.96
  5. Step 5: Solve for x
    x = 10,027,461.96/3,593.64
  6. Step 6: Final answer
    x = 2,790.34

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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.