Home / 2,844.78-4,267.18-1,112.18

Finding the Fourth Proportional to 2,844.78, 4,267.18 and 1,112.18

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Solution

The fourth proportional to 2,844.78, 4,267.18 and 1,112.18 is: 1,668.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.78 : 4,267.18 = 1,112.18 : x
  2. Step 2: Convert to fraction form
    2,844.78/4,267.18 = 1,112.18/x
  3. Step 3: Cross multiply
    2,844.78x = 4,267.18 × 1,112.18
  4. Step 4: Simplify right side
    2,844.78x = 4,745,872.25
  5. Step 5: Solve for x
    x = 4,745,872.25/2,844.78
  6. Step 6: Final answer
    x = 1,668.27

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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.