Home / 1,958.14-2,701.91-1,294.75

Finding the Fourth Proportional to 1,958.14, 2,701.91 and 1,294.75

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Solution

The fourth proportional to 1,958.14, 2,701.91 and 1,294.75 is: 1,786.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.14 : 2,701.91 = 1,294.75 : x
  2. Step 2: Convert to fraction form
    1,958.14/2,701.91 = 1,294.75/x
  3. Step 3: Cross multiply
    1,958.14x = 2,701.91 × 1,294.75
  4. Step 4: Simplify right side
    1,958.14x = 3,498,297.30
  5. Step 5: Solve for x
    x = 3,498,297.30/1,958.14
  6. Step 6: Final answer
    x = 1,786.54

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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.