Home / 8,067.75-12,102.08-2,873.63

Finding the Fourth Proportional to 8,067.75, 12,102.08 and 2,873.63

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Solution

The fourth proportional to 8,067.75, 12,102.08 and 2,873.63 is: 4,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.75 : 12,102.08 = 2,873.63 : x
  2. Step 2: Convert to fraction form
    8,067.75/12,102.08 = 2,873.63/x
  3. Step 3: Cross multiply
    8,067.75x = 12,102.08 × 2,873.63
  4. Step 4: Simplify right side
    8,067.75x = 34,776,825.27
  5. Step 5: Solve for x
    x = 34,776,825.27/8,067.75
  6. Step 6: Final answer
    x = 4,310.60

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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.