Home / 7,712.26-11,563.71-2,517.46

Finding the Fourth Proportional to 7,712.26, 11,563.71 and 2,517.46

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Solution

The fourth proportional to 7,712.26, 11,563.71 and 2,517.46 is: 3,774.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,712.26 : 11,563.71 = 2,517.46 : x
  2. Step 2: Convert to fraction form
    7,712.26/11,563.71 = 2,517.46/x
  3. Step 3: Cross multiply
    7,712.26x = 11,563.71 × 2,517.46
  4. Step 4: Simplify right side
    7,712.26x = 29,111,177.38
  5. Step 5: Solve for x
    x = 29,111,177.38/7,712.26
  6. Step 6: Final answer
    x = 3,774.66

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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.