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Finding the Fourth Proportional to 8,884.84, 12,261 and 4,906.03

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Solution

The fourth proportional to 8,884.84, 12,261 and 4,906.03 is: 6,770.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.84 : 12,261 = 4,906.03 : x
  2. Step 2: Convert to fraction form
    8,884.84/12,261 = 4,906.03/x
  3. Step 3: Cross multiply
    8,884.84x = 12,261 × 4,906.03
  4. Step 4: Simplify right side
    8,884.84x = 60,152,833.83
  5. Step 5: Solve for x
    x = 60,152,833.83/8,884.84
  6. Step 6: Final answer
    x = 6,770.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.