Home / 3,400.29-5,096.84-1,936.31

Finding the Fourth Proportional to 3,400.29, 5,096.84 and 1,936.31

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Solution

The fourth proportional to 3,400.29, 5,096.84 and 1,936.31 is: 2,902.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.29 : 5,096.84 = 1,936.31 : x
  2. Step 2: Convert to fraction form
    3,400.29/5,096.84 = 1,936.31/x
  3. Step 3: Cross multiply
    3,400.29x = 5,096.84 × 1,936.31
  4. Step 4: Simplify right side
    3,400.29x = 9,869,027.09
  5. Step 5: Solve for x
    x = 9,869,027.09/3,400.29
  6. Step 6: Final answer
    x = 2,902.41

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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.