Home / 2,451.31-3,380.57-1,823.41

Finding the Fourth Proportional to 2,451.31, 3,380.57 and 1,823.41

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Solution

The fourth proportional to 2,451.31, 3,380.57 and 1,823.41 is: 2,514.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.31 : 3,380.57 = 1,823.41 : x
  2. Step 2: Convert to fraction form
    2,451.31/3,380.57 = 1,823.41/x
  3. Step 3: Cross multiply
    2,451.31x = 3,380.57 × 1,823.41
  4. Step 4: Simplify right side
    2,451.31x = 6,164,174.78
  5. Step 5: Solve for x
    x = 6,164,174.78/2,451.31
  6. Step 6: Final answer
    x = 2,514.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.