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Finding the Fourth Proportional to 5,800.91, 8,005.11 and 3,443

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Solution

The fourth proportional to 5,800.91, 8,005.11 and 3,443 is: 4,751.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.91 : 8,005.11 = 3,443 : x
  2. Step 2: Convert to fraction form
    5,800.91/8,005.11 = 3,443/x
  3. Step 3: Cross multiply
    5,800.91x = 8,005.11 × 3,443
  4. Step 4: Simplify right side
    5,800.91x = 27,561,593.73
  5. Step 5: Solve for x
    x = 27,561,593.73/5,800.91
  6. Step 6: Final answer
    x = 4,751.25

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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.