Home / 8,636.22-12,954.33-3,442.14

Finding the Fourth Proportional to 8,636.22, 12,954.33 and 3,442.14

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Solution

The fourth proportional to 8,636.22, 12,954.33 and 3,442.14 is: 5,163.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636.22 : 12,954.33 = 3,442.14 : x
  2. Step 2: Convert to fraction form
    8,636.22/12,954.33 = 3,442.14/x
  3. Step 3: Cross multiply
    8,636.22x = 12,954.33 × 3,442.14
  4. Step 4: Simplify right side
    8,636.22x = 44,590,617.47
  5. Step 5: Solve for x
    x = 44,590,617.47/8,636.22
  6. Step 6: Final answer
    x = 5,163.21

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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.