Home / 6,122.07-8,450.25-3,997.93

Finding the Fourth Proportional to 6,122.07, 8,450.25 and 3,997.93

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Solution

The fourth proportional to 6,122.07, 8,450.25 and 3,997.93 is: 5,518.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.07 : 8,450.25 = 3,997.93 : x
  2. Step 2: Convert to fraction form
    6,122.07/8,450.25 = 3,997.93/x
  3. Step 3: Cross multiply
    6,122.07x = 8,450.25 × 3,997.93
  4. Step 4: Simplify right side
    6,122.07x = 33,783,465.73
  5. Step 5: Solve for x
    x = 33,783,465.73/6,122.07
  6. Step 6: Final answer
    x = 5,518.31

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Half scale
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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.