Home / 7,161.91-10,736.76-2,717.09

Finding the Fourth Proportional to 7,161.91, 10,736.76 and 2,717.09

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Solution

The fourth proportional to 7,161.91, 10,736.76 and 2,717.09 is: 4,073.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161.91 : 10,736.76 = 2,717.09 : x
  2. Step 2: Convert to fraction form
    7,161.91/10,736.76 = 2,717.09/x
  3. Step 3: Cross multiply
    7,161.91x = 10,736.76 × 2,717.09
  4. Step 4: Simplify right side
    7,161.91x = 29,172,757.34
  5. Step 5: Solve for x
    x = 29,172,757.34/7,161.91
  6. Step 6: Final answer
    x = 4,073.32

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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.