Home / 8,272.09-11,414.23-4,734.64

Finding the Fourth Proportional to 8,272.09, 11,414.23 and 4,734.64

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Solution

The fourth proportional to 8,272.09, 11,414.23 and 4,734.64 is: 6,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272.09 : 11,414.23 = 4,734.64 : x
  2. Step 2: Convert to fraction form
    8,272.09/11,414.23 = 4,734.64/x
  3. Step 3: Cross multiply
    8,272.09x = 11,414.23 × 4,734.64
  4. Step 4: Simplify right side
    8,272.09x = 54,042,269.93
  5. Step 5: Solve for x
    x = 54,042,269.93/8,272.09
  6. Step 6: Final answer
    x = 6,533.09

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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.