Home / 1,958.43-2,936.73-1,136.97

Finding the Fourth Proportional to 1,958.43, 2,936.73 and 1,136.97

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Solution

The fourth proportional to 1,958.43, 2,936.73 and 1,136.97 is: 1,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.43 : 2,936.73 = 1,136.97 : x
  2. Step 2: Convert to fraction form
    1,958.43/2,936.73 = 1,136.97/x
  3. Step 3: Cross multiply
    1,958.43x = 2,936.73 × 1,136.97
  4. Step 4: Simplify right side
    1,958.43x = 3,338,973.91
  5. Step 5: Solve for x
    x = 3,338,973.91/1,958.43
  6. Step 6: Final answer
    x = 1,704.92

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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.