Home / 8,044.58-12,067.41-2,780.12

Finding the Fourth Proportional to 8,044.58, 12,067.41 and 2,780.12

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Solution

The fourth proportional to 8,044.58, 12,067.41 and 2,780.12 is: 4,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,044.58 : 12,067.41 = 2,780.12 : x
  2. Step 2: Convert to fraction form
    8,044.58/12,067.41 = 2,780.12/x
  3. Step 3: Cross multiply
    8,044.58x = 12,067.41 × 2,780.12
  4. Step 4: Simplify right side
    8,044.58x = 33,548,888.48
  5. Step 5: Solve for x
    x = 33,548,888.48/8,044.58
  6. Step 6: Final answer
    x = 4,170.37

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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.