Home / 11,033.09-16,556.92-5,190.15

Finding the Fourth Proportional to 11,033.09, 16,556.92 and 5,190.15

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Solution

The fourth proportional to 11,033.09, 16,556.92 and 5,190.15 is: 7,788.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,033.09 : 16,556.92 = 5,190.15 : x
  2. Step 2: Convert to fraction form
    11,033.09/16,556.92 = 5,190.15/x
  3. Step 3: Cross multiply
    11,033.09x = 16,556.92 × 5,190.15
  4. Step 4: Simplify right side
    11,033.09x = 85,932,908.18
  5. Step 5: Solve for x
    x = 85,932,908.18/11,033.09
  6. Step 6: Final answer
    x = 7,788.66

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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.