Home / 3,330.97-4,997.06-1,665.96

Finding the Fourth Proportional to 3,330.97, 4,997.06 and 1,665.96

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Solution

The fourth proportional to 3,330.97, 4,997.06 and 1,665.96 is: 2,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.97 : 4,997.06 = 1,665.96 : x
  2. Step 2: Convert to fraction form
    3,330.97/4,997.06 = 1,665.96/x
  3. Step 3: Cross multiply
    3,330.97x = 4,997.06 × 1,665.96
  4. Step 4: Simplify right side
    3,330.97x = 8,324,914.57
  5. Step 5: Solve for x
    x = 8,324,914.57/3,330.97
  6. Step 6: Final answer
    x = 2,499.25

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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.