Home / 2,183.86-3,272.72-1,857.94

Finding the Fourth Proportional to 2,183.86, 3,272.72 and 1,857.94

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Solution

The fourth proportional to 2,183.86, 3,272.72 and 1,857.94 is: 2,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.86 : 3,272.72 = 1,857.94 : x
  2. Step 2: Convert to fraction form
    2,183.86/3,272.72 = 1,857.94/x
  3. Step 3: Cross multiply
    2,183.86x = 3,272.72 × 1,857.94
  4. Step 4: Simplify right side
    2,183.86x = 6,080,517.40
  5. Step 5: Solve for x
    x = 6,080,517.40/2,183.86
  6. Step 6: Final answer
    x = 2,784.30

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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.