Home / 11,273.64-16,918.77-5,350.56

Finding the Fourth Proportional to 11,273.64, 16,918.77 and 5,350.56

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Solution

The fourth proportional to 11,273.64, 16,918.77 and 5,350.56 is: 8,029.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273.64 : 16,918.77 = 5,350.56 : x
  2. Step 2: Convert to fraction form
    11,273.64/16,918.77 = 5,350.56/x
  3. Step 3: Cross multiply
    11,273.64x = 16,918.77 × 5,350.56
  4. Step 4: Simplify right side
    11,273.64x = 90,524,894.01
  5. Step 5: Solve for x
    x = 90,524,894.01/11,273.64
  6. Step 6: Final answer
    x = 8,029.78

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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.