Home / 4,003.36-5,999.92-1,691.68

Finding the Fourth Proportional to 4,003.36, 5,999.92 and 1,691.68

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Solution

The fourth proportional to 4,003.36, 5,999.92 and 1,691.68 is: 2,535.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.36 : 5,999.92 = 1,691.68 : x
  2. Step 2: Convert to fraction form
    4,003.36/5,999.92 = 1,691.68/x
  3. Step 3: Cross multiply
    4,003.36x = 5,999.92 × 1,691.68
  4. Step 4: Simplify right side
    4,003.36x = 10,149,944.67
  5. Step 5: Solve for x
    x = 10,149,944.67/4,003.36
  6. Step 6: Final answer
    x = 2,535.36

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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.