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Finding the Fourth Proportional to 4,660.29, 6,990.44 and 3,836.84

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Solution

The fourth proportional to 4,660.29, 6,990.44 and 3,836.84 is: 5,755.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.29 : 6,990.44 = 3,836.84 : x
  2. Step 2: Convert to fraction form
    4,660.29/6,990.44 = 3,836.84/x
  3. Step 3: Cross multiply
    4,660.29x = 6,990.44 × 3,836.84
  4. Step 4: Simplify right side
    4,660.29x = 26,821,167.55
  5. Step 5: Solve for x
    x = 26,821,167.55/4,660.29
  6. Step 6: Final answer
    x = 5,755.25

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Similar ratio
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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.