Home / 5,664.79-8,479.23-3,192.27

Finding the Fourth Proportional to 5,664.79, 8,479.23 and 3,192.27

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Solution

The fourth proportional to 5,664.79, 8,479.23 and 3,192.27 is: 4,778.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.79 : 8,479.23 = 3,192.27 : x
  2. Step 2: Convert to fraction form
    5,664.79/8,479.23 = 3,192.27/x
  3. Step 3: Cross multiply
    5,664.79x = 8,479.23 × 3,192.27
  4. Step 4: Simplify right side
    5,664.79x = 27,067,991.55
  5. Step 5: Solve for x
    x = 27,067,991.55/5,664.79
  6. Step 6: Final answer
    x = 4,778.29

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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.