Home / 11,022.27-16,500.59-7,311.66

Finding the Fourth Proportional to 11,022.27, 16,500.59 and 7,311.66

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Solution

The fourth proportional to 11,022.27, 16,500.59 and 7,311.66 is: 10,945.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.27 : 16,500.59 = 7,311.66 : x
  2. Step 2: Convert to fraction form
    11,022.27/16,500.59 = 7,311.66/x
  3. Step 3: Cross multiply
    11,022.27x = 16,500.59 × 7,311.66
  4. Step 4: Simplify right side
    11,022.27x = 120,646,703.88
  5. Step 5: Solve for x
    x = 120,646,703.88/11,022.27
  6. Step 6: Final answer
    x = 10,945.72

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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.