Home / 2,774.67-3,829.39-1,579.95

Finding the Fourth Proportional to 2,774.67, 3,829.39 and 1,579.95

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Solution

The fourth proportional to 2,774.67, 3,829.39 and 1,579.95 is: 2,180.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.67 : 3,829.39 = 1,579.95 : x
  2. Step 2: Convert to fraction form
    2,774.67/3,829.39 = 1,579.95/x
  3. Step 3: Cross multiply
    2,774.67x = 3,829.39 × 1,579.95
  4. Step 4: Simplify right side
    2,774.67x = 6,050,236.83
  5. Step 5: Solve for x
    x = 6,050,236.83/2,774.67
  6. Step 6: Final answer
    x = 2,180.52

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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.