Home / 7,846.38-11,771.61-2,917.44

Finding the Fourth Proportional to 7,846.38, 11,771.61 and 2,917.44

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Solution

The fourth proportional to 7,846.38, 11,771.61 and 2,917.44 is: 4,376.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846.38 : 11,771.61 = 2,917.44 : x
  2. Step 2: Convert to fraction form
    7,846.38/11,771.61 = 2,917.44/x
  3. Step 3: Cross multiply
    7,846.38x = 11,771.61 × 2,917.44
  4. Step 4: Simplify right side
    7,846.38x = 34,342,965.88
  5. Step 5: Solve for x
    x = 34,342,965.88/7,846.38
  6. Step 6: Final answer
    x = 4,376.92

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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.