Home / 8,414.30-12,623.30-2,571.36

Finding the Fourth Proportional to 8,414.30, 12,623.30 and 2,571.36

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Solution

The fourth proportional to 8,414.30, 12,623.30 and 2,571.36 is: 3,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.30 : 12,623.30 = 2,571.36 : x
  2. Step 2: Convert to fraction form
    8,414.30/12,623.30 = 2,571.36/x
  3. Step 3: Cross multiply
    8,414.30x = 12,623.30 × 2,571.36
  4. Step 4: Simplify right side
    8,414.30x = 32,459,035.83
  5. Step 5: Solve for x
    x = 32,459,035.83/8,414.30
  6. Step 6: Final answer
    x = 3,857.61

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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.