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Finding the Fourth Proportional to 8,802.75, 13,204.20 and 2,228.94

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Solution

The fourth proportional to 8,802.75, 13,204.20 and 2,228.94 is: 3,343.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802.75 : 13,204.20 = 2,228.94 : x
  2. Step 2: Convert to fraction form
    8,802.75/13,204.20 = 2,228.94/x
  3. Step 3: Cross multiply
    8,802.75x = 13,204.20 × 2,228.94
  4. Step 4: Simplify right side
    8,802.75x = 29,431,369.55
  5. Step 5: Solve for x
    x = 29,431,369.55/8,802.75
  6. Step 6: Final answer
    x = 3,343.43

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1.5x scale

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.