Home / 8,516.26-11,751.38-4,738.42

Finding the Fourth Proportional to 8,516.26, 11,751.38 and 4,738.42

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Solution

The fourth proportional to 8,516.26, 11,751.38 and 4,738.42 is: 6,538.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516.26 : 11,751.38 = 4,738.42 : x
  2. Step 2: Convert to fraction form
    8,516.26/11,751.38 = 4,738.42/x
  3. Step 3: Cross multiply
    8,516.26x = 11,751.38 × 4,738.42
  4. Step 4: Simplify right side
    8,516.26x = 55,682,915.26
  5. Step 5: Solve for x
    x = 55,682,915.26/8,516.26
  6. Step 6: Final answer
    x = 6,538.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.