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Finding the Fourth Proportional to 3,341.58, 5,013 and 1,262.21

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Solution

The fourth proportional to 3,341.58, 5,013 and 1,262.21 is: 1,893.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.58 : 5,013 = 1,262.21 : x
  2. Step 2: Convert to fraction form
    3,341.58/5,013 = 1,262.21/x
  3. Step 3: Cross multiply
    3,341.58x = 5,013 × 1,262.21
  4. Step 4: Simplify right side
    3,341.58x = 6,327,458.73
  5. Step 5: Solve for x
    x = 6,327,458.73/3,341.58
  6. Step 6: Final answer
    x = 1,893.55

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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.