Home / 5,691.08-8,539.14-2,406.44

Finding the Fourth Proportional to 5,691.08, 8,539.14 and 2,406.44

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Solution

The fourth proportional to 5,691.08, 8,539.14 and 2,406.44 is: 3,610.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691.08 : 8,539.14 = 2,406.44 : x
  2. Step 2: Convert to fraction form
    5,691.08/8,539.14 = 2,406.44/x
  3. Step 3: Cross multiply
    5,691.08x = 8,539.14 × 2,406.44
  4. Step 4: Simplify right side
    5,691.08x = 20,548,928.06
  5. Step 5: Solve for x
    x = 20,548,928.06/5,691.08
  6. Step 6: Final answer
    x = 3,610.73

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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.