Home / 5,192.08-7,162.32-3,511.28

Finding the Fourth Proportional to 5,192.08, 7,162.32 and 3,511.28

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Solution

The fourth proportional to 5,192.08, 7,162.32 and 3,511.28 is: 4,843.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.08 : 7,162.32 = 3,511.28 : x
  2. Step 2: Convert to fraction form
    5,192.08/7,162.32 = 3,511.28/x
  3. Step 3: Cross multiply
    5,192.08x = 7,162.32 × 3,511.28
  4. Step 4: Simplify right side
    5,192.08x = 25,148,910.97
  5. Step 5: Solve for x
    x = 25,148,910.97/5,192.08
  6. Step 6: Final answer
    x = 4,843.71

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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.