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Finding the Fourth Proportional to 7,217.24, 9,960.37 and 5,737.37

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Solution

The fourth proportional to 7,217.24, 9,960.37 and 5,737.37 is: 7,918.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.24 : 9,960.37 = 5,737.37 : x
  2. Step 2: Convert to fraction form
    7,217.24/9,960.37 = 5,737.37/x
  3. Step 3: Cross multiply
    7,217.24x = 9,960.37 × 5,737.37
  4. Step 4: Simplify right side
    7,217.24x = 57,146,263.88
  5. Step 5: Solve for x
    x = 57,146,263.88/7,217.24
  6. Step 6: Final answer
    x = 7,918.03

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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.