Home / 2,531.58-3,794.22-1,143.48

Finding the Fourth Proportional to 2,531.58, 3,794.22 and 1,143.48

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Solution

The fourth proportional to 2,531.58, 3,794.22 and 1,143.48 is: 1,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.58 : 3,794.22 = 1,143.48 : x
  2. Step 2: Convert to fraction form
    2,531.58/3,794.22 = 1,143.48/x
  3. Step 3: Cross multiply
    2,531.58x = 3,794.22 × 1,143.48
  4. Step 4: Simplify right side
    2,531.58x = 4,338,614.69
  5. Step 5: Solve for x
    x = 4,338,614.69/2,531.58
  6. Step 6: Final answer
    x = 1,713.80

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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.