Home / 3,251.31-4,486.77-1,759.19

Finding the Fourth Proportional to 3,251.31, 4,486.77 and 1,759.19

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Solution

The fourth proportional to 3,251.31, 4,486.77 and 1,759.19 is: 2,427.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.31 : 4,486.77 = 1,759.19 : x
  2. Step 2: Convert to fraction form
    3,251.31/4,486.77 = 1,759.19/x
  3. Step 3: Cross multiply
    3,251.31x = 4,486.77 × 1,759.19
  4. Step 4: Simplify right side
    3,251.31x = 7,893,098.73
  5. Step 5: Solve for x
    x = 7,893,098.73/3,251.31
  6. Step 6: Final answer
    x = 2,427.67

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