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Finding the Fourth Proportional to 7,266.76, 10,891.50 and 5,063.56

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Solution

The fourth proportional to 7,266.76, 10,891.50 and 5,063.56 is: 7,589.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266.76 : 10,891.50 = 5,063.56 : x
  2. Step 2: Convert to fraction form
    7,266.76/10,891.50 = 5,063.56/x
  3. Step 3: Cross multiply
    7,266.76x = 10,891.50 × 5,063.56
  4. Step 4: Simplify right side
    7,266.76x = 55,149,763.74
  5. Step 5: Solve for x
    x = 55,149,763.74/7,266.76
  6. Step 6: Final answer
    x = 7,589.32

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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.