Home / 5,516.70-8,272.47-3,433.56

Finding the Fourth Proportional to 5,516.70, 8,272.47 and 3,433.56

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Solution

The fourth proportional to 5,516.70, 8,272.47 and 3,433.56 is: 5,148.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.70 : 8,272.47 = 3,433.56 : x
  2. Step 2: Convert to fraction form
    5,516.70/8,272.47 = 3,433.56/x
  3. Step 3: Cross multiply
    5,516.70x = 8,272.47 × 3,433.56
  4. Step 4: Simplify right side
    5,516.70x = 28,404,022.09
  5. Step 5: Solve for x
    x = 28,404,022.09/5,516.70
  6. Step 6: Final answer
    x = 5,148.73

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1.5x scale

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.