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Finding the Fourth Proportional to 9,089.43, 13,633.42 and 3,245.43

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Solution

The fourth proportional to 9,089.43, 13,633.42 and 3,245.43 is: 4,867.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.43 : 13,633.42 = 3,245.43 : x
  2. Step 2: Convert to fraction form
    9,089.43/13,633.42 = 3,245.43/x
  3. Step 3: Cross multiply
    9,089.43x = 13,633.42 × 3,245.43
  4. Step 4: Simplify right side
    9,089.43x = 44,246,233.99
  5. Step 5: Solve for x
    x = 44,246,233.99/9,089.43
  6. Step 6: Final answer
    x = 4,867.88

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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.