Home / 10,722.73-16,084.19-4,149.67

Finding the Fourth Proportional to 10,722.73, 16,084.19 and 4,149.67

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Solution

The fourth proportional to 10,722.73, 16,084.19 and 4,149.67 is: 6,224.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.73 : 16,084.19 = 4,149.67 : x
  2. Step 2: Convert to fraction form
    10,722.73/16,084.19 = 4,149.67/x
  3. Step 3: Cross multiply
    10,722.73x = 16,084.19 × 4,149.67
  4. Step 4: Simplify right side
    10,722.73x = 66,744,059.97
  5. Step 5: Solve for x
    x = 66,744,059.97/10,722.73
  6. Step 6: Final answer
    x = 6,224.54

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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.