Home / 3,636.31-5,018.13-2,043.03

Finding the Fourth Proportional to 3,636.31, 5,018.13 and 2,043.03

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Solution

The fourth proportional to 3,636.31, 5,018.13 and 2,043.03 is: 2,819.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.31 : 5,018.13 = 2,043.03 : x
  2. Step 2: Convert to fraction form
    3,636.31/5,018.13 = 2,043.03/x
  3. Step 3: Cross multiply
    3,636.31x = 5,018.13 × 2,043.03
  4. Step 4: Simplify right side
    3,636.31x = 10,252,171.32
  5. Step 5: Solve for x
    x = 10,252,171.32/3,636.31
  6. Step 6: Final answer
    x = 2,819.39

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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.