Home / 10,622.11-15,933.25-3,226.57

Finding the Fourth Proportional to 10,622.11, 15,933.25 and 3,226.57

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Solution

The fourth proportional to 10,622.11, 15,933.25 and 3,226.57 is: 4,839.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.11 : 15,933.25 = 3,226.57 : x
  2. Step 2: Convert to fraction form
    10,622.11/15,933.25 = 3,226.57/x
  3. Step 3: Cross multiply
    10,622.11x = 15,933.25 × 3,226.57
  4. Step 4: Simplify right side
    10,622.11x = 51,409,770.40
  5. Step 5: Solve for x
    x = 51,409,770.40/10,622.11
  6. Step 6: Final answer
    x = 4,839.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.