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Finding the Fourth Proportional to 6,173.88, 8,511.10 and 4,402.41

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Solution

The fourth proportional to 6,173.88, 8,511.10 and 4,402.41 is: 6,069.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.88 : 8,511.10 = 4,402.41 : x
  2. Step 2: Convert to fraction form
    6,173.88/8,511.10 = 4,402.41/x
  3. Step 3: Cross multiply
    6,173.88x = 8,511.10 × 4,402.41
  4. Step 4: Simplify right side
    6,173.88x = 37,469,351.75
  5. Step 5: Solve for x
    x = 37,469,351.75/6,173.88
  6. Step 6: Final answer
    x = 6,069.01

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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.