Home / 2,862.82-4,291.80-2,726.74

Finding the Fourth Proportional to 2,862.82, 4,291.80 and 2,726.74

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Solution

The fourth proportional to 2,862.82, 4,291.80 and 2,726.74 is: 4,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.82 : 4,291.80 = 2,726.74 : x
  2. Step 2: Convert to fraction form
    2,862.82/4,291.80 = 2,726.74/x
  3. Step 3: Cross multiply
    2,862.82x = 4,291.80 × 2,726.74
  4. Step 4: Simplify right side
    2,862.82x = 11,702,622.73
  5. Step 5: Solve for x
    x = 11,702,622.73/2,862.82
  6. Step 6: Final answer
    x = 4,087.80

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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.