Home / 3,995.27-5,513.49-2,226.86

Finding the Fourth Proportional to 3,995.27, 5,513.49 and 2,226.86

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Solution

The fourth proportional to 3,995.27, 5,513.49 and 2,226.86 is: 3,073.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.27 : 5,513.49 = 2,226.86 : x
  2. Step 2: Convert to fraction form
    3,995.27/5,513.49 = 2,226.86/x
  3. Step 3: Cross multiply
    3,995.27x = 5,513.49 × 2,226.86
  4. Step 4: Simplify right side
    3,995.27x = 12,277,742.77
  5. Step 5: Solve for x
    x = 12,277,742.77/3,995.27
  6. Step 6: Final answer
    x = 3,073.07

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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.