Home / 2,543.44-3,814.20-1,083.28

Finding the Fourth Proportional to 2,543.44, 3,814.20 and 1,083.28

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Solution

The fourth proportional to 2,543.44, 3,814.20 and 1,083.28 is: 1,624.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543.44 : 3,814.20 = 1,083.28 : x
  2. Step 2: Convert to fraction form
    2,543.44/3,814.20 = 1,083.28/x
  3. Step 3: Cross multiply
    2,543.44x = 3,814.20 × 1,083.28
  4. Step 4: Simplify right side
    2,543.44x = 4,131,846.58
  5. Step 5: Solve for x
    x = 4,131,846.58/2,543.44
  6. Step 6: Final answer
    x = 1,624.51

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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.