Home / 9,976.92-13,768.25-5,500.85

Finding the Fourth Proportional to 9,976.92, 13,768.25 and 5,500.85

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Solution

The fourth proportional to 9,976.92, 13,768.25 and 5,500.85 is: 7,591.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976.92 : 13,768.25 = 5,500.85 : x
  2. Step 2: Convert to fraction form
    9,976.92/13,768.25 = 5,500.85/x
  3. Step 3: Cross multiply
    9,976.92x = 13,768.25 × 5,500.85
  4. Step 4: Simplify right side
    9,976.92x = 75,737,078.01
  5. Step 5: Solve for x
    x = 75,737,078.01/9,976.92
  6. Step 6: Final answer
    x = 7,591.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.