Home / 3,516.55-5,270.40-3,076.75

Finding the Fourth Proportional to 3,516.55, 5,270.40 and 3,076.75

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Solution

The fourth proportional to 3,516.55, 5,270.40 and 3,076.75 is: 4,611.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.55 : 5,270.40 = 3,076.75 : x
  2. Step 2: Convert to fraction form
    3,516.55/5,270.40 = 3,076.75/x
  3. Step 3: Cross multiply
    3,516.55x = 5,270.40 × 3,076.75
  4. Step 4: Simplify right side
    3,516.55x = 16,215,709.79
  5. Step 5: Solve for x
    x = 16,215,709.79/3,516.55
  6. Step 6: Final answer
    x = 4,611.26

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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.