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Finding the Fourth Proportional to 8,566.71, 12,846.83 and 3,369.75

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Solution

The fourth proportional to 8,566.71, 12,846.83 and 3,369.75 is: 5,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.71 : 12,846.83 = 3,369.75 : x
  2. Step 2: Convert to fraction form
    8,566.71/12,846.83 = 3,369.75/x
  3. Step 3: Cross multiply
    8,566.71x = 12,846.83 × 3,369.75
  4. Step 4: Simplify right side
    8,566.71x = 43,290,588.54
  5. Step 5: Solve for x
    x = 43,290,588.54/8,566.71
  6. Step 6: Final answer
    x = 5,053.35

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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.