Home / 5,460.68-8,192.24-1,997.92

Finding the Fourth Proportional to 5,460.68, 8,192.24 and 1,997.92

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Solution

The fourth proportional to 5,460.68, 8,192.24 and 1,997.92 is: 2,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.68 : 8,192.24 = 1,997.92 : x
  2. Step 2: Convert to fraction form
    5,460.68/8,192.24 = 1,997.92/x
  3. Step 3: Cross multiply
    5,460.68x = 8,192.24 × 1,997.92
  4. Step 4: Simplify right side
    5,460.68x = 16,367,440.14
  5. Step 5: Solve for x
    x = 16,367,440.14/5,460.68
  6. Step 6: Final answer
    x = 2,997.33

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Double scale
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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.