Home / 3,977.11-5,965.61-1,344.06

Finding the Fourth Proportional to 3,977.11, 5,965.61 and 1,344.06

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Solution

The fourth proportional to 3,977.11, 5,965.61 and 1,344.06 is: 2,016.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977.11 : 5,965.61 = 1,344.06 : x
  2. Step 2: Convert to fraction form
    3,977.11/5,965.61 = 1,344.06/x
  3. Step 3: Cross multiply
    3,977.11x = 5,965.61 × 1,344.06
  4. Step 4: Simplify right side
    3,977.11x = 8,018,115.34
  5. Step 5: Solve for x
    x = 8,018,115.34/3,977.11
  6. Step 6: Final answer
    x = 2,016.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.