Home / 5,116.69-7,662.08-3,162.97

Finding the Fourth Proportional to 5,116.69, 7,662.08 and 3,162.97

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Solution

The fourth proportional to 5,116.69, 7,662.08 and 3,162.97 is: 4,736.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.69 : 7,662.08 = 3,162.97 : x
  2. Step 2: Convert to fraction form
    5,116.69/7,662.08 = 3,162.97/x
  3. Step 3: Cross multiply
    5,116.69x = 7,662.08 × 3,162.97
  4. Step 4: Simplify right side
    5,116.69x = 24,234,913.36
  5. Step 5: Solve for x
    x = 24,234,913.36/5,116.69
  6. Step 6: Final answer
    x = 4,736.44

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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.