Home / 6,516.05-9,771.64-2,619.14

Finding the Fourth Proportional to 6,516.05, 9,771.64 and 2,619.14

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Solution

The fourth proportional to 6,516.05, 9,771.64 and 2,619.14 is: 3,927.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.05 : 9,771.64 = 2,619.14 : x
  2. Step 2: Convert to fraction form
    6,516.05/9,771.64 = 2,619.14/x
  3. Step 3: Cross multiply
    6,516.05x = 9,771.64 × 2,619.14
  4. Step 4: Simplify right side
    6,516.05x = 25,593,293.19
  5. Step 5: Solve for x
    x = 25,593,293.19/6,516.05
  6. Step 6: Final answer
    x = 3,927.73

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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.