Home / 8,396.38-12,592.14-2,551.42

Finding the Fourth Proportional to 8,396.38, 12,592.14 and 2,551.42

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Solution

The fourth proportional to 8,396.38, 12,592.14 and 2,551.42 is: 3,826.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.38 : 12,592.14 = 2,551.42 : x
  2. Step 2: Convert to fraction form
    8,396.38/12,592.14 = 2,551.42/x
  3. Step 3: Cross multiply
    8,396.38x = 12,592.14 × 2,551.42
  4. Step 4: Simplify right side
    8,396.38x = 32,127,837.84
  5. Step 5: Solve for x
    x = 32,127,837.84/8,396.38
  6. Step 6: Final answer
    x = 3,826.39

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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.