Home / 6,516.85-9,776.46-2,134.54

Finding the Fourth Proportional to 6,516.85, 9,776.46 and 2,134.54

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Solution

The fourth proportional to 6,516.85, 9,776.46 and 2,134.54 is: 3,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.85 : 9,776.46 = 2,134.54 : x
  2. Step 2: Convert to fraction form
    6,516.85/9,776.46 = 2,134.54/x
  3. Step 3: Cross multiply
    6,516.85x = 9,776.46 × 2,134.54
  4. Step 4: Simplify right side
    6,516.85x = 20,868,244.93
  5. Step 5: Solve for x
    x = 20,868,244.93/6,516.85
  6. Step 6: Final answer
    x = 3,202.20

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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.