Home / 1,966.56-2,713.32-1,169.69

Finding the Fourth Proportional to 1,966.56, 2,713.32 and 1,169.69

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Solution

The fourth proportional to 1,966.56, 2,713.32 and 1,169.69 is: 1,613.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.56 : 2,713.32 = 1,169.69 : x
  2. Step 2: Convert to fraction form
    1,966.56/2,713.32 = 1,169.69/x
  3. Step 3: Cross multiply
    1,966.56x = 2,713.32 × 1,169.69
  4. Step 4: Simplify right side
    1,966.56x = 3,173,729.70
  5. Step 5: Solve for x
    x = 3,173,729.70/1,966.56
  6. Step 6: Final answer
    x = 1,613.85

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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.