Home / 10,806.23-16,202.85-4,224.57

Finding the Fourth Proportional to 10,806.23, 16,202.85 and 4,224.57

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Solution

The fourth proportional to 10,806.23, 16,202.85 and 4,224.57 is: 6,334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.23 : 16,202.85 = 4,224.57 : x
  2. Step 2: Convert to fraction form
    10,806.23/16,202.85 = 4,224.57/x
  3. Step 3: Cross multiply
    10,806.23x = 16,202.85 × 4,224.57
  4. Step 4: Simplify right side
    10,806.23x = 68,450,074.02
  5. Step 5: Solve for x
    x = 68,450,074.02/10,806.23
  6. Step 6: Final answer
    x = 6,334.32

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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.