Home / 4,003.70-5,997.50-1,996.34

Finding the Fourth Proportional to 4,003.70, 5,997.50 and 1,996.34

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Solution

The fourth proportional to 4,003.70, 5,997.50 and 1,996.34 is: 2,990.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.70 : 5,997.50 = 1,996.34 : x
  2. Step 2: Convert to fraction form
    4,003.70/5,997.50 = 1,996.34/x
  3. Step 3: Cross multiply
    4,003.70x = 5,997.50 × 1,996.34
  4. Step 4: Simplify right side
    4,003.70x = 11,973,016.67
  5. Step 5: Solve for x
    x = 11,973,016.67/4,003.70
  6. Step 6: Final answer
    x = 2,990.49

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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.