Home / 10,806.10-16,202.67-4,224.45

Finding the Fourth Proportional to 10,806.10, 16,202.67 and 4,224.45

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Solution

The fourth proportional to 10,806.10, 16,202.67 and 4,224.45 is: 6,334.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.10 : 16,202.67 = 4,224.45 : x
  2. Step 2: Convert to fraction form
    10,806.10/16,202.67 = 4,224.45/x
  3. Step 3: Cross multiply
    10,806.10x = 16,202.67 × 4,224.45
  4. Step 4: Simplify right side
    10,806.10x = 68,447,369.28
  5. Step 5: Solve for x
    x = 68,447,369.28/10,806.10
  6. Step 6: Final answer
    x = 6,334.14

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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.