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Finding the Fourth Proportional to 7,197.05, 10,797.04 and 2,754.40

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Solution

The fourth proportional to 7,197.05, 10,797.04 and 2,754.40 is: 4,132.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197.05 : 10,797.04 = 2,754.40 : x
  2. Step 2: Convert to fraction form
    7,197.05/10,797.04 = 2,754.40/x
  3. Step 3: Cross multiply
    7,197.05x = 10,797.04 × 2,754.40
  4. Step 4: Simplify right side
    7,197.05x = 29,739,312.99
  5. Step 5: Solve for x
    x = 29,739,312.99/7,197.05
  6. Step 6: Final answer
    x = 4,132.16

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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.