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Finding the Fourth Proportional to 4,797.27, 6,623.49 and 3,005.49

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Solution

The fourth proportional to 4,797.27, 6,623.49 and 3,005.49 is: 4,149.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,797.27 : 6,623.49 = 3,005.49 : x
  2. Step 2: Convert to fraction form
    4,797.27/6,623.49 = 3,005.49/x
  3. Step 3: Cross multiply
    4,797.27x = 6,623.49 × 3,005.49
  4. Step 4: Simplify right side
    4,797.27x = 19,906,832.96
  5. Step 5: Solve for x
    x = 19,906,832.96/4,797.27
  6. Step 6: Final answer
    x = 4,149.62

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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.