Home / 7,833.38-11,743.90-3,881.92

Finding the Fourth Proportional to 7,833.38, 11,743.90 and 3,881.92

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Solution

The fourth proportional to 7,833.38, 11,743.90 and 3,881.92 is: 5,819.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.38 : 11,743.90 = 3,881.92 : x
  2. Step 2: Convert to fraction form
    7,833.38/11,743.90 = 3,881.92/x
  3. Step 3: Cross multiply
    7,833.38x = 11,743.90 × 3,881.92
  4. Step 4: Simplify right side
    7,833.38x = 45,588,885.08
  5. Step 5: Solve for x
    x = 45,588,885.08/7,833.38
  6. Step 6: Final answer
    x = 5,819.82

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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.