Home / 7,810.83-11,717.22-2,546.37

Finding the Fourth Proportional to 7,810.83, 11,717.22 and 2,546.37

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Solution

The fourth proportional to 7,810.83, 11,717.22 and 2,546.37 is: 3,819.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,810.83 : 11,717.22 = 2,546.37 : x
  2. Step 2: Convert to fraction form
    7,810.83/11,717.22 = 2,546.37/x
  3. Step 3: Cross multiply
    7,810.83x = 11,717.22 × 2,546.37
  4. Step 4: Simplify right side
    7,810.83x = 29,836,419.99
  5. Step 5: Solve for x
    x = 29,836,419.99/7,810.83
  6. Step 6: Final answer
    x = 3,819.88

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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.