Home / 2,843.91-4,267.49-1,113.75

Finding the Fourth Proportional to 2,843.91, 4,267.49 and 1,113.75

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Solution

The fourth proportional to 2,843.91, 4,267.49 and 1,113.75 is: 1,671.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.91 : 4,267.49 = 1,113.75 : x
  2. Step 2: Convert to fraction form
    2,843.91/4,267.49 = 1,113.75/x
  3. Step 3: Cross multiply
    2,843.91x = 4,267.49 × 1,113.75
  4. Step 4: Simplify right side
    2,843.91x = 4,752,911.42
  5. Step 5: Solve for x
    x = 4,752,911.42/2,843.91
  6. Step 6: Final answer
    x = 1,671.26

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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.