Home / 7,833.62-11,743.08-2,635.86

Finding the Fourth Proportional to 7,833.62, 11,743.08 and 2,635.86

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Solution

The fourth proportional to 7,833.62, 11,743.08 and 2,635.86 is: 3,951.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.62 : 11,743.08 = 2,635.86 : x
  2. Step 2: Convert to fraction form
    7,833.62/11,743.08 = 2,635.86/x
  3. Step 3: Cross multiply
    7,833.62x = 11,743.08 × 2,635.86
  4. Step 4: Simplify right side
    7,833.62x = 30,953,114.85
  5. Step 5: Solve for x
    x = 30,953,114.85/7,833.62
  6. Step 6: Final answer
    x = 3,951.32

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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.