Home / 2,146.30-3,213.07-1,169.44

Finding the Fourth Proportional to 2,146.30, 3,213.07 and 1,169.44

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Solution

The fourth proportional to 2,146.30, 3,213.07 and 1,169.44 is: 1,750.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146.30 : 3,213.07 = 1,169.44 : x
  2. Step 2: Convert to fraction form
    2,146.30/3,213.07 = 1,169.44/x
  3. Step 3: Cross multiply
    2,146.30x = 3,213.07 × 1,169.44
  4. Step 4: Simplify right side
    2,146.30x = 3,757,481.62
  5. Step 5: Solve for x
    x = 3,757,481.62/2,146.30
  6. Step 6: Final answer
    x = 1,750.68

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1.5x scale

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.