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Finding the Fourth Proportional to 8,894.22, 13,341.69 and 3,346.98

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Solution

The fourth proportional to 8,894.22, 13,341.69 and 3,346.98 is: 5,020.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894.22 : 13,341.69 = 3,346.98 : x
  2. Step 2: Convert to fraction form
    8,894.22/13,341.69 = 3,346.98/x
  3. Step 3: Cross multiply
    8,894.22x = 13,341.69 × 3,346.98
  4. Step 4: Simplify right side
    8,894.22x = 44,654,369.60
  5. Step 5: Solve for x
    x = 44,654,369.60/8,894.22
  6. Step 6: Final answer
    x = 5,020.61

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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.