Home / 7,766.92-11,651.12-2,835.39

Finding the Fourth Proportional to 7,766.92, 11,651.12 and 2,835.39

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Solution

The fourth proportional to 7,766.92, 11,651.12 and 2,835.39 is: 4,253.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.92 : 11,651.12 = 2,835.39 : x
  2. Step 2: Convert to fraction form
    7,766.92/11,651.12 = 2,835.39/x
  3. Step 3: Cross multiply
    7,766.92x = 11,651.12 × 2,835.39
  4. Step 4: Simplify right side
    7,766.92x = 33,035,476.23
  5. Step 5: Solve for x
    x = 33,035,476.23/7,766.92
  6. Step 6: Final answer
    x = 4,253.36

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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.