Home / 2,936.19-4,406.92-1,377.09

Finding the Fourth Proportional to 2,936.19, 4,406.92 and 1,377.09

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Solution

The fourth proportional to 2,936.19, 4,406.92 and 1,377.09 is: 2,066.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.19 : 4,406.92 = 1,377.09 : x
  2. Step 2: Convert to fraction form
    2,936.19/4,406.92 = 1,377.09/x
  3. Step 3: Cross multiply
    2,936.19x = 4,406.92 × 1,377.09
  4. Step 4: Simplify right side
    2,936.19x = 6,068,722.02
  5. Step 5: Solve for x
    x = 6,068,722.02/2,936.19
  6. Step 6: Final answer
    x = 2,066.87

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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.