Home / 10,751.55-16,127.73-2,960.97

Finding the Fourth Proportional to 10,751.55, 16,127.73 and 2,960.97

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Solution

The fourth proportional to 10,751.55, 16,127.73 and 2,960.97 is: 4,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751.55 : 16,127.73 = 2,960.97 : x
  2. Step 2: Convert to fraction form
    10,751.55/16,127.73 = 2,960.97/x
  3. Step 3: Cross multiply
    10,751.55x = 16,127.73 × 2,960.97
  4. Step 4: Simplify right side
    10,751.55x = 47,753,724.70
  5. Step 5: Solve for x
    x = 47,753,724.70/10,751.55
  6. Step 6: Final answer
    x = 4,441.57

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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.