Home / 11,276.93-16,906.38-5,350.83

Finding the Fourth Proportional to 11,276.93, 16,906.38 and 5,350.83

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Solution

The fourth proportional to 11,276.93, 16,906.38 and 5,350.83 is: 8,021.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.93 : 16,906.38 = 5,350.83 : x
  2. Step 2: Convert to fraction form
    11,276.93/16,906.38 = 5,350.83/x
  3. Step 3: Cross multiply
    11,276.93x = 16,906.38 × 5,350.83
  4. Step 4: Simplify right side
    11,276.93x = 90,463,145.23
  5. Step 5: Solve for x
    x = 90,463,145.23/11,276.93
  6. Step 6: Final answer
    x = 8,021.97

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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.