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Finding the Fourth Proportional to 6,794.52, 10,191.26 and 2,114.40

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Solution

The fourth proportional to 6,794.52, 10,191.26 and 2,114.40 is: 3,171.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,794.52 : 10,191.26 = 2,114.40 : x
  2. Step 2: Convert to fraction form
    6,794.52/10,191.26 = 2,114.40/x
  3. Step 3: Cross multiply
    6,794.52x = 10,191.26 × 2,114.40
  4. Step 4: Simplify right side
    6,794.52x = 21,548,400.14
  5. Step 5: Solve for x
    x = 21,548,400.14/6,794.52
  6. Step 6: Final answer
    x = 3,171.44

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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.