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Finding the Fourth Proportional to 8,627.02, 11,906.28 and 4,799.04

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Solution

The fourth proportional to 8,627.02, 11,906.28 and 4,799.04 is: 6,623.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627.02 : 11,906.28 = 4,799.04 : x
  2. Step 2: Convert to fraction form
    8,627.02/11,906.28 = 4,799.04/x
  3. Step 3: Cross multiply
    8,627.02x = 11,906.28 × 4,799.04
  4. Step 4: Simplify right side
    8,627.02x = 57,138,713.97
  5. Step 5: Solve for x
    x = 57,138,713.97/8,627.02
  6. Step 6: Final answer
    x = 6,623.23

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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.