Home / 2,933.70-4,402.26-1,086.09

Finding the Fourth Proportional to 2,933.70, 4,402.26 and 1,086.09

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Solution

The fourth proportional to 2,933.70, 4,402.26 and 1,086.09 is: 1,629.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.70 : 4,402.26 = 1,086.09 : x
  2. Step 2: Convert to fraction form
    2,933.70/4,402.26 = 1,086.09/x
  3. Step 3: Cross multiply
    2,933.70x = 4,402.26 × 1,086.09
  4. Step 4: Simplify right side
    2,933.70x = 4,781,250.56
  5. Step 5: Solve for x
    x = 4,781,250.56/2,933.70
  6. Step 6: Final answer
    x = 1,629.77

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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.