Home / 11,296.86-16,945.83-5,458.38

Finding the Fourth Proportional to 11,296.86, 16,945.83 and 5,458.38

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Solution

The fourth proportional to 11,296.86, 16,945.83 and 5,458.38 is: 8,187.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.86 : 16,945.83 = 5,458.38 : x
  2. Step 2: Convert to fraction form
    11,296.86/16,945.83 = 5,458.38/x
  3. Step 3: Cross multiply
    11,296.86x = 16,945.83 × 5,458.38
  4. Step 4: Simplify right side
    11,296.86x = 92,496,779.56
  5. Step 5: Solve for x
    x = 92,496,779.56/11,296.86
  6. Step 6: Final answer
    x = 8,187.83

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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.