Home / 2,843.46-4,265.19-1,112.09

Finding the Fourth Proportional to 2,843.46, 4,265.19 and 1,112.09

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Solution

The fourth proportional to 2,843.46, 4,265.19 and 1,112.09 is: 1,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.46 : 4,265.19 = 1,112.09 : x
  2. Step 2: Convert to fraction form
    2,843.46/4,265.19 = 1,112.09/x
  3. Step 3: Cross multiply
    2,843.46x = 4,265.19 × 1,112.09
  4. Step 4: Simplify right side
    2,843.46x = 4,743,253.82
  5. Step 5: Solve for x
    x = 4,743,253.82/2,843.46
  6. Step 6: Final answer
    x = 1,668.13

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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.