Home / 1,966.29-2,713.67-1,169.83

Finding the Fourth Proportional to 1,966.29, 2,713.67 and 1,169.83

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Solution

The fourth proportional to 1,966.29, 2,713.67 and 1,169.83 is: 1,614.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.29 : 2,713.67 = 1,169.83 : x
  2. Step 2: Convert to fraction form
    1,966.29/2,713.67 = 1,169.83/x
  3. Step 3: Cross multiply
    1,966.29x = 2,713.67 × 1,169.83
  4. Step 4: Simplify right side
    1,966.29x = 3,174,532.58
  5. Step 5: Solve for x
    x = 3,174,532.58/1,966.29
  6. Step 6: Final answer
    x = 1,614.48

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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.