Home / 8,477.21-12,717.05-2,634.27

Finding the Fourth Proportional to 8,477.21, 12,717.05 and 2,634.27

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Solution

The fourth proportional to 8,477.21, 12,717.05 and 2,634.27 is: 3,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.21 : 12,717.05 = 2,634.27 : x
  2. Step 2: Convert to fraction form
    8,477.21/12,717.05 = 2,634.27/x
  3. Step 3: Cross multiply
    8,477.21x = 12,717.05 × 2,634.27
  4. Step 4: Simplify right side
    8,477.21x = 33,500,130.13
  5. Step 5: Solve for x
    x = 33,500,130.13/8,477.21
  6. Step 6: Final answer
    x = 3,951.79

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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.