Home / 5,489.67-8,228.60-2,371.14

Finding the Fourth Proportional to 5,489.67, 8,228.60 and 2,371.14

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Solution

The fourth proportional to 5,489.67, 8,228.60 and 2,371.14 is: 3,554.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.67 : 8,228.60 = 2,371.14 : x
  2. Step 2: Convert to fraction form
    5,489.67/8,228.60 = 2,371.14/x
  3. Step 3: Cross multiply
    5,489.67x = 8,228.60 × 2,371.14
  4. Step 4: Simplify right side
    5,489.67x = 19,511,162.60
  5. Step 5: Solve for x
    x = 19,511,162.60/5,489.67
  6. Step 6: Final answer
    x = 3,554.16

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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.