Home / 3,997.32-5,996.04-1,400.28

Finding the Fourth Proportional to 3,997.32, 5,996.04 and 1,400.28

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Solution

The fourth proportional to 3,997.32, 5,996.04 and 1,400.28 is: 2,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997.32 : 5,996.04 = 1,400.28 : x
  2. Step 2: Convert to fraction form
    3,997.32/5,996.04 = 1,400.28/x
  3. Step 3: Cross multiply
    3,997.32x = 5,996.04 × 1,400.28
  4. Step 4: Simplify right side
    3,997.32x = 8,396,134.89
  5. Step 5: Solve for x
    x = 8,396,134.89/3,997.32
  6. Step 6: Final answer
    x = 2,100.44

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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.