Home / 7,754.89-11,625.45-2,823.61

Finding the Fourth Proportional to 7,754.89, 11,625.45 and 2,823.61

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Solution

The fourth proportional to 7,754.89, 11,625.45 and 2,823.61 is: 4,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.89 : 11,625.45 = 2,823.61 : x
  2. Step 2: Convert to fraction form
    7,754.89/11,625.45 = 2,823.61/x
  3. Step 3: Cross multiply
    7,754.89x = 11,625.45 × 2,823.61
  4. Step 4: Simplify right side
    7,754.89x = 32,825,736.87
  5. Step 5: Solve for x
    x = 32,825,736.87/7,754.89
  6. Step 6: Final answer
    x = 4,232.91

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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.