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Finding the Fourth Proportional to 7,067.87, 10,601.71 and 1,731.10

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Solution

The fourth proportional to 7,067.87, 10,601.71 and 1,731.10 is: 2,596.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.87 : 10,601.71 = 1,731.10 : x
  2. Step 2: Convert to fraction form
    7,067.87/10,601.71 = 1,731.10/x
  3. Step 3: Cross multiply
    7,067.87x = 10,601.71 × 1,731.10
  4. Step 4: Simplify right side
    7,067.87x = 18,352,620.18
  5. Step 5: Solve for x
    x = 18,352,620.18/7,067.87
  6. Step 6: Final answer
    x = 2,596.63

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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.