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Finding the Fourth Proportional to 3,998.65, 5,997.26 and 2,353.27

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Solution

The fourth proportional to 3,998.65, 5,997.26 and 2,353.27 is: 3,529.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.65 : 5,997.26 = 2,353.27 : x
  2. Step 2: Convert to fraction form
    3,998.65/5,997.26 = 2,353.27/x
  3. Step 3: Cross multiply
    3,998.65x = 5,997.26 × 2,353.27
  4. Step 4: Simplify right side
    3,998.65x = 14,113,162.93
  5. Step 5: Solve for x
    x = 14,113,162.93/3,998.65
  6. Step 6: Final answer
    x = 3,529.48

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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.