Home / 3,961.90-5,467.53-2,193.62

Finding the Fourth Proportional to 3,961.90, 5,467.53 and 2,193.62

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Solution

The fourth proportional to 3,961.90, 5,467.53 and 2,193.62 is: 3,027.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.90 : 5,467.53 = 2,193.62 : x
  2. Step 2: Convert to fraction form
    3,961.90/5,467.53 = 2,193.62/x
  3. Step 3: Cross multiply
    3,961.90x = 5,467.53 × 2,193.62
  4. Step 4: Simplify right side
    3,961.90x = 11,993,664.05
  5. Step 5: Solve for x
    x = 11,993,664.05/3,961.90
  6. Step 6: Final answer
    x = 3,027.25

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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.