Home / 8,049.64-12,067.96-3,116.76

Finding the Fourth Proportional to 8,049.64, 12,067.96 and 3,116.76

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Solution

The fourth proportional to 8,049.64, 12,067.96 and 3,116.76 is: 4,672.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049.64 : 12,067.96 = 3,116.76 : x
  2. Step 2: Convert to fraction form
    8,049.64/12,067.96 = 3,116.76/x
  3. Step 3: Cross multiply
    8,049.64x = 12,067.96 × 3,116.76
  4. Step 4: Simplify right side
    8,049.64x = 37,612,935.01
  5. Step 5: Solve for x
    x = 37,612,935.01/8,049.64
  6. Step 6: Final answer
    x = 4,672.62

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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.