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Finding the Fourth Proportional to 8,383.36, 12,561.03 and 5,914.10

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Solution

The fourth proportional to 8,383.36, 12,561.03 and 5,914.10 is: 8,861.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.36 : 12,561.03 = 5,914.10 : x
  2. Step 2: Convert to fraction form
    8,383.36/12,561.03 = 5,914.10/x
  3. Step 3: Cross multiply
    8,383.36x = 12,561.03 × 5,914.10
  4. Step 4: Simplify right side
    8,383.36x = 74,287,187.52
  5. Step 5: Solve for x
    x = 74,287,187.52/8,383.36
  6. Step 6: Final answer
    x = 8,861.27

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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.