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Finding the Fourth Proportional to 3,898.83, 5,837.50 and 2,958.96

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Solution

The fourth proportional to 3,898.83, 5,837.50 and 2,958.96 is: 4,430.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898.83 : 5,837.50 = 2,958.96 : x
  2. Step 2: Convert to fraction form
    3,898.83/5,837.50 = 2,958.96/x
  3. Step 3: Cross multiply
    3,898.83x = 5,837.50 × 2,958.96
  4. Step 4: Simplify right side
    3,898.83x = 17,272,929
  5. Step 5: Solve for x
    x = 17,272,929/3,898.83
  6. Step 6: Final answer
    x = 4,430.29

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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.