Home / 3,995.11-5,512.60-2,226.67

Finding the Fourth Proportional to 3,995.11, 5,512.60 and 2,226.67

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Solution

The fourth proportional to 3,995.11, 5,512.60 and 2,226.67 is: 3,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.11 : 5,512.60 = 2,226.67 : x
  2. Step 2: Convert to fraction form
    3,995.11/5,512.60 = 2,226.67/x
  3. Step 3: Cross multiply
    3,995.11x = 5,512.60 × 2,226.67
  4. Step 4: Simplify right side
    3,995.11x = 12,274,741.04
  5. Step 5: Solve for x
    x = 12,274,741.04/3,995.11
  6. Step 6: Final answer
    x = 3,072.44

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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.