Home / 9,192.86-13,788.57-3,350.78

Finding the Fourth Proportional to 9,192.86, 13,788.57 and 3,350.78

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Solution

The fourth proportional to 9,192.86, 13,788.57 and 3,350.78 is: 5,025.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.86 : 13,788.57 = 3,350.78 : x
  2. Step 2: Convert to fraction form
    9,192.86/13,788.57 = 3,350.78/x
  3. Step 3: Cross multiply
    9,192.86x = 13,788.57 × 3,350.78
  4. Step 4: Simplify right side
    9,192.86x = 46,202,464.58
  5. Step 5: Solve for x
    x = 46,202,464.58/9,192.86
  6. Step 6: Final answer
    x = 5,025.91

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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.