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Finding the Fourth Proportional to 8,829.03, 13,243.23 and 2,255.16

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Solution

The fourth proportional to 8,829.03, 13,243.23 and 2,255.16 is: 3,382.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829.03 : 13,243.23 = 2,255.16 : x
  2. Step 2: Convert to fraction form
    8,829.03/13,243.23 = 2,255.16/x
  3. Step 3: Cross multiply
    8,829.03x = 13,243.23 × 2,255.16
  4. Step 4: Simplify right side
    8,829.03x = 29,865,602.57
  5. Step 5: Solve for x
    x = 29,865,602.57/8,829.03
  6. Step 6: Final answer
    x = 3,382.66

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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.