Home / 3,931.44-5,891.77-2,173.83

Finding the Fourth Proportional to 3,931.44, 5,891.77 and 2,173.83

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Solution

The fourth proportional to 3,931.44, 5,891.77 and 2,173.83 is: 3,257.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.44 : 5,891.77 = 2,173.83 : x
  2. Step 2: Convert to fraction form
    3,931.44/5,891.77 = 2,173.83/x
  3. Step 3: Cross multiply
    3,931.44x = 5,891.77 × 2,173.83
  4. Step 4: Simplify right side
    3,931.44x = 12,807,706.38
  5. Step 5: Solve for x
    x = 12,807,706.38/3,931.44
  6. Step 6: Final answer
    x = 3,257.76

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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.