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Finding the Fourth Proportional to 6,097.80, 9,147.90 and 2,587.80

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Solution

The fourth proportional to 6,097.80, 9,147.90 and 2,587.80 is: 3,882.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,097.80 : 9,147.90 = 2,587.80 : x
  2. Step 2: Convert to fraction form
    6,097.80/9,147.90 = 2,587.80/x
  3. Step 3: Cross multiply
    6,097.80x = 9,147.90 × 2,587.80
  4. Step 4: Simplify right side
    6,097.80x = 23,672,935.62
  5. Step 5: Solve for x
    x = 23,672,935.62/6,097.80
  6. Step 6: Final answer
    x = 3,882.21

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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.