Home / 7,414.25-10,231.49-4,227.32

Finding the Fourth Proportional to 7,414.25, 10,231.49 and 4,227.32

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Solution

The fourth proportional to 7,414.25, 10,231.49 and 4,227.32 is: 5,833.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.25 : 10,231.49 = 4,227.32 : x
  2. Step 2: Convert to fraction form
    7,414.25/10,231.49 = 4,227.32/x
  3. Step 3: Cross multiply
    7,414.25x = 10,231.49 × 4,227.32
  4. Step 4: Simplify right side
    7,414.25x = 43,251,818.45
  5. Step 5: Solve for x
    x = 43,251,818.45/7,414.25
  6. Step 6: Final answer
    x = 5,833.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.