Home / 6,957.91-10,438.44-3,997.72

Finding the Fourth Proportional to 6,957.91, 10,438.44 and 3,997.72

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Solution

The fourth proportional to 6,957.91, 10,438.44 and 3,997.72 is: 5,997.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,957.91 : 10,438.44 = 3,997.72 : x
  2. Step 2: Convert to fraction form
    6,957.91/10,438.44 = 3,997.72/x
  3. Step 3: Cross multiply
    6,957.91x = 10,438.44 × 3,997.72
  4. Step 4: Simplify right side
    6,957.91x = 41,729,960.36
  5. Step 5: Solve for x
    x = 41,729,960.36/6,957.91
  6. Step 6: Final answer
    x = 5,997.48

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1.5x scale

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.