Home / 2,843.11-4,264.80-1,112.14

Finding the Fourth Proportional to 2,843.11, 4,264.80 and 1,112.14

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Solution

The fourth proportional to 2,843.11, 4,264.80 and 1,112.14 is: 1,668.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.11 : 4,264.80 = 1,112.14 : x
  2. Step 2: Convert to fraction form
    2,843.11/4,264.80 = 1,112.14/x
  3. Step 3: Cross multiply
    2,843.11x = 4,264.80 × 1,112.14
  4. Step 4: Simplify right side
    2,843.11x = 4,743,054.67
  5. Step 5: Solve for x
    x = 4,743,054.67/2,843.11
  6. Step 6: Final answer
    x = 1,668.26

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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.