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Finding the Fourth Proportional to 7,173.63, 10,763.15 and 2,794.14

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Solution

The fourth proportional to 7,173.63, 10,763.15 and 2,794.14 is: 4,192.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.63 : 10,763.15 = 2,794.14 : x
  2. Step 2: Convert to fraction form
    7,173.63/10,763.15 = 2,794.14/x
  3. Step 3: Cross multiply
    7,173.63x = 10,763.15 × 2,794.14
  4. Step 4: Simplify right side
    7,173.63x = 30,073,733.97
  5. Step 5: Solve for x
    x = 30,073,733.97/7,173.63
  6. Step 6: Final answer
    x = 4,192.26

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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.