Home / 8,766.21-13,144.64-3,830.07

Finding the Fourth Proportional to 8,766.21, 13,144.64 and 3,830.07

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Solution

The fourth proportional to 8,766.21, 13,144.64 and 3,830.07 is: 5,743.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.21 : 13,144.64 = 3,830.07 : x
  2. Step 2: Convert to fraction form
    8,766.21/13,144.64 = 3,830.07/x
  3. Step 3: Cross multiply
    8,766.21x = 13,144.64 × 3,830.07
  4. Step 4: Simplify right side
    8,766.21x = 50,344,872.17
  5. Step 5: Solve for x
    x = 50,344,872.17/8,766.21
  6. Step 6: Final answer
    x = 5,743.06

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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.