Home / 9,192.22-13,788.30-2,618.44

Finding the Fourth Proportional to 9,192.22, 13,788.30 and 2,618.44

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Solution

The fourth proportional to 9,192.22, 13,788.30 and 2,618.44 is: 3,927.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.22 : 13,788.30 = 2,618.44 : x
  2. Step 2: Convert to fraction form
    9,192.22/13,788.30 = 2,618.44/x
  3. Step 3: Cross multiply
    9,192.22x = 13,788.30 × 2,618.44
  4. Step 4: Simplify right side
    9,192.22x = 36,103,836.25
  5. Step 5: Solve for x
    x = 36,103,836.25/9,192.22
  6. Step 6: Final answer
    x = 3,927.65

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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.