Home / 7,382.10-11,067.30-3,682.42

Finding the Fourth Proportional to 7,382.10, 11,067.30 and 3,682.42

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Solution

The fourth proportional to 7,382.10, 11,067.30 and 3,682.42 is: 5,520.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.10 : 11,067.30 = 3,682.42 : x
  2. Step 2: Convert to fraction form
    7,382.10/11,067.30 = 3,682.42/x
  3. Step 3: Cross multiply
    7,382.10x = 11,067.30 × 3,682.42
  4. Step 4: Simplify right side
    7,382.10x = 40,754,474.53
  5. Step 5: Solve for x
    x = 40,754,474.53/7,382.10
  6. Step 6: Final answer
    x = 5,520.72

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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.