Home / 3,961.10-5,465.94-2,192.42

Finding the Fourth Proportional to 3,961.10, 5,465.94 and 2,192.42

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Solution

The fourth proportional to 3,961.10, 5,465.94 and 2,192.42 is: 3,025.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.10 : 5,465.94 = 2,192.42 : x
  2. Step 2: Convert to fraction form
    3,961.10/5,465.94 = 2,192.42/x
  3. Step 3: Cross multiply
    3,961.10x = 5,465.94 × 2,192.42
  4. Step 4: Simplify right side
    3,961.10x = 11,983,636.17
  5. Step 5: Solve for x
    x = 11,983,636.17/3,961.10
  6. Step 6: Final answer
    x = 3,025.33

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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.