Home / 3,997.27-5,515.04-2,295.66

Finding the Fourth Proportional to 3,997.27, 5,515.04 and 2,295.66

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Solution

The fourth proportional to 3,997.27, 5,515.04 and 2,295.66 is: 3,167.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997.27 : 5,515.04 = 2,295.66 : x
  2. Step 2: Convert to fraction form
    3,997.27/5,515.04 = 2,295.66/x
  3. Step 3: Cross multiply
    3,997.27x = 5,515.04 × 2,295.66
  4. Step 4: Simplify right side
    3,997.27x = 12,660,656.73
  5. Step 5: Solve for x
    x = 12,660,656.73/3,997.27
  6. Step 6: Final answer
    x = 3,167.33

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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.