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Finding the Fourth Proportional to 8,847.55, 13,265.17 and 3,914.50

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Solution

The fourth proportional to 8,847.55, 13,265.17 and 3,914.50 is: 5,869.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.55 : 13,265.17 = 3,914.50 : x
  2. Step 2: Convert to fraction form
    8,847.55/13,265.17 = 3,914.50/x
  3. Step 3: Cross multiply
    8,847.55x = 13,265.17 × 3,914.50
  4. Step 4: Simplify right side
    8,847.55x = 51,926,507.97
  5. Step 5: Solve for x
    x = 51,926,507.97/8,847.55
  6. Step 6: Final answer
    x = 5,869.03

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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.