Home / 6,687.86-10,033.18-2,007.68

Finding the Fourth Proportional to 6,687.86, 10,033.18 and 2,007.68

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Solution

The fourth proportional to 6,687.86, 10,033.18 and 2,007.68 is: 3,011.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.86 : 10,033.18 = 2,007.68 : x
  2. Step 2: Convert to fraction form
    6,687.86/10,033.18 = 2,007.68/x
  3. Step 3: Cross multiply
    6,687.86x = 10,033.18 × 2,007.68
  4. Step 4: Simplify right side
    6,687.86x = 20,143,414.82
  5. Step 5: Solve for x
    x = 20,143,414.82/6,687.86
  6. Step 6: Final answer
    x = 3,011.94

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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.