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Finding the Fourth Proportional to 2,441.88, 3,662.87 and 882

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Solution

The fourth proportional to 2,441.88, 3,662.87 and 882 is: 1,323.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.88 : 3,662.87 = 882 : x
  2. Step 2: Convert to fraction form
    2,441.88/3,662.87 = 882/x
  3. Step 3: Cross multiply
    2,441.88x = 3,662.87 × 882
  4. Step 4: Simplify right side
    2,441.88x = 3,230,651.34
  5. Step 5: Solve for x
    x = 3,230,651.34/2,441.88
  6. Step 6: Final answer
    x = 1,323.02

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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.