Home / 8,162.52-11,260.92-5,328.91

Finding the Fourth Proportional to 8,162.52, 11,260.92 and 5,328.91

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Solution

The fourth proportional to 8,162.52, 11,260.92 and 5,328.91 is: 7,351.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.52 : 11,260.92 = 5,328.91 : x
  2. Step 2: Convert to fraction form
    8,162.52/11,260.92 = 5,328.91/x
  3. Step 3: Cross multiply
    8,162.52x = 11,260.92 × 5,328.91
  4. Step 4: Simplify right side
    8,162.52x = 60,008,494.93
  5. Step 5: Solve for x
    x = 60,008,494.93/8,162.52
  6. Step 6: Final answer
    x = 7,351.71

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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.