Home / 7,158.27-10,738.43-2,717.61

Finding the Fourth Proportional to 7,158.27, 10,738.43 and 2,717.61

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Solution

The fourth proportional to 7,158.27, 10,738.43 and 2,717.61 is: 4,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158.27 : 10,738.43 = 2,717.61 : x
  2. Step 2: Convert to fraction form
    7,158.27/10,738.43 = 2,717.61/x
  3. Step 3: Cross multiply
    7,158.27x = 10,738.43 × 2,717.61
  4. Step 4: Simplify right side
    7,158.27x = 29,182,864.75
  5. Step 5: Solve for x
    x = 29,182,864.75/7,158.27
  6. Step 6: Final answer
    x = 4,076.80

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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.