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Finding the Fourth Proportional to 5,771.77, 8,659.10 and 2,308.93

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Solution

The fourth proportional to 5,771.77, 8,659.10 and 2,308.93 is: 3,463.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.77 : 8,659.10 = 2,308.93 : x
  2. Step 2: Convert to fraction form
    5,771.77/8,659.10 = 2,308.93/x
  3. Step 3: Cross multiply
    5,771.77x = 8,659.10 × 2,308.93
  4. Step 4: Simplify right side
    5,771.77x = 19,993,244.22
  5. Step 5: Solve for x
    x = 19,993,244.22/5,771.77
  6. Step 6: Final answer
    x = 3,463.97

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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.