Home / 8,942.20-13,410.26-3,097.44

Finding the Fourth Proportional to 8,942.20, 13,410.26 and 3,097.44

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Solution

The fourth proportional to 8,942.20, 13,410.26 and 3,097.44 is: 4,645.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.20 : 13,410.26 = 3,097.44 : x
  2. Step 2: Convert to fraction form
    8,942.20/13,410.26 = 3,097.44/x
  3. Step 3: Cross multiply
    8,942.20x = 13,410.26 × 3,097.44
  4. Step 4: Simplify right side
    8,942.20x = 41,537,460.25
  5. Step 5: Solve for x
    x = 41,537,460.25/8,942.20
  6. Step 6: Final answer
    x = 4,645.11

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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.