Home / 5,274.26-7,908.39-2,150.61

Finding the Fourth Proportional to 5,274.26, 7,908.39 and 2,150.61

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Solution

The fourth proportional to 5,274.26, 7,908.39 and 2,150.61 is: 3,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.26 : 7,908.39 = 2,150.61 : x
  2. Step 2: Convert to fraction form
    5,274.26/7,908.39 = 2,150.61/x
  3. Step 3: Cross multiply
    5,274.26x = 7,908.39 × 2,150.61
  4. Step 4: Simplify right side
    5,274.26x = 17,007,832.96
  5. Step 5: Solve for x
    x = 17,007,832.96/5,274.26
  6. Step 6: Final answer
    x = 3,224.69

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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.