Home / 1,965.59-2,713.09-1,169.48

Finding the Fourth Proportional to 1,965.59, 2,713.09 and 1,169.48

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Solution

The fourth proportional to 1,965.59, 2,713.09 and 1,169.48 is: 1,614.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965.59 : 2,713.09 = 1,169.48 : x
  2. Step 2: Convert to fraction form
    1,965.59/2,713.09 = 1,169.48/x
  3. Step 3: Cross multiply
    1,965.59x = 2,713.09 × 1,169.48
  4. Step 4: Simplify right side
    1,965.59x = 3,172,888.00
  5. Step 5: Solve for x
    x = 3,172,888.00/1,965.59
  6. Step 6: Final answer
    x = 1,614.22

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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.