Home / 2,936.55-4,405.94-1,767.36

Finding the Fourth Proportional to 2,936.55, 4,405.94 and 1,767.36

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Solution

The fourth proportional to 2,936.55, 4,405.94 and 1,767.36 is: 2,651.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.55 : 4,405.94 = 1,767.36 : x
  2. Step 2: Convert to fraction form
    2,936.55/4,405.94 = 1,767.36/x
  3. Step 3: Cross multiply
    2,936.55x = 4,405.94 × 1,767.36
  4. Step 4: Simplify right side
    2,936.55x = 7,786,906.37
  5. Step 5: Solve for x
    x = 7,786,906.37/2,936.55
  6. Step 6: Final answer
    x = 2,651.72

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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.