Home / 11,295.42-16,939.72-4,273.08

Finding the Fourth Proportional to 11,295.42, 16,939.72 and 4,273.08

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Solution

The fourth proportional to 11,295.42, 16,939.72 and 4,273.08 is: 6,408.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.42 : 16,939.72 = 4,273.08 : x
  2. Step 2: Convert to fraction form
    11,295.42/16,939.72 = 4,273.08/x
  3. Step 3: Cross multiply
    11,295.42x = 16,939.72 × 4,273.08
  4. Step 4: Simplify right side
    11,295.42x = 72,384,778.74
  5. Step 5: Solve for x
    x = 72,384,778.74/11,295.42
  6. Step 6: Final answer
    x = 6,408.33

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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.