Home / 2,682.68-4,022.94-927.32

Finding the Fourth Proportional to 2,682.68, 4,022.94 and 927.32

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Solution

The fourth proportional to 2,682.68, 4,022.94 and 927.32 is: 1,390.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.68 : 4,022.94 = 927.32 : x
  2. Step 2: Convert to fraction form
    2,682.68/4,022.94 = 927.32/x
  3. Step 3: Cross multiply
    2,682.68x = 4,022.94 × 927.32
  4. Step 4: Simplify right side
    2,682.68x = 3,730,552.72
  5. Step 5: Solve for x
    x = 3,730,552.72/2,682.68
  6. Step 6: Final answer
    x = 1,390.61

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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.