Home / 3,943.14-5,441.44-2,150.66

Finding the Fourth Proportional to 3,943.14, 5,441.44 and 2,150.66

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Solution

The fourth proportional to 3,943.14, 5,441.44 and 2,150.66 is: 2,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.14 : 5,441.44 = 2,150.66 : x
  2. Step 2: Convert to fraction form
    3,943.14/5,441.44 = 2,150.66/x
  3. Step 3: Cross multiply
    3,943.14x = 5,441.44 × 2,150.66
  4. Step 4: Simplify right side
    3,943.14x = 11,702,654.77
  5. Step 5: Solve for x
    x = 11,702,654.77/3,943.14
  6. Step 6: Final answer
    x = 2,967.85

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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.