Home / 3,634.88-5,016.33-2,143.67

Finding the Fourth Proportional to 3,634.88, 5,016.33 and 2,143.67

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Solution

The fourth proportional to 3,634.88, 5,016.33 and 2,143.67 is: 2,958.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.88 : 5,016.33 = 2,143.67 : x
  2. Step 2: Convert to fraction form
    3,634.88/5,016.33 = 2,143.67/x
  3. Step 3: Cross multiply
    3,634.88x = 5,016.33 × 2,143.67
  4. Step 4: Simplify right side
    3,634.88x = 10,753,331.05
  5. Step 5: Solve for x
    x = 10,753,331.05/3,634.88
  6. Step 6: Final answer
    x = 2,958.38

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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.