Home / 1,936.07-2,674.19-1,906.91

Finding the Fourth Proportional to 1,936.07, 2,674.19 and 1,906.91

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Solution

The fourth proportional to 1,936.07, 2,674.19 and 1,906.91 is: 2,633.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.07 : 2,674.19 = 1,906.91 : x
  2. Step 2: Convert to fraction form
    1,936.07/2,674.19 = 1,906.91/x
  3. Step 3: Cross multiply
    1,936.07x = 2,674.19 × 1,906.91
  4. Step 4: Simplify right side
    1,936.07x = 5,099,430.12
  5. Step 5: Solve for x
    x = 5,099,430.12/1,936.07
  6. Step 6: Final answer
    x = 2,633.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.