Home / 3,995.05-5,513.33-2,226.66

Finding the Fourth Proportional to 3,995.05, 5,513.33 and 2,226.66

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Solution

The fourth proportional to 3,995.05, 5,513.33 and 2,226.66 is: 3,072.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.05 : 5,513.33 = 2,226.66 : x
  2. Step 2: Convert to fraction form
    3,995.05/5,513.33 = 2,226.66/x
  3. Step 3: Cross multiply
    3,995.05x = 5,513.33 × 2,226.66
  4. Step 4: Simplify right side
    3,995.05x = 12,276,311.38
  5. Step 5: Solve for x
    x = 12,276,311.38/3,995.05
  6. Step 6: Final answer
    x = 3,072.88

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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.