Home / 7,589.22-11,384.64-3,207.12

Finding the Fourth Proportional to 7,589.22, 11,384.64 and 3,207.12

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Solution

The fourth proportional to 7,589.22, 11,384.64 and 3,207.12 is: 4,811.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,589.22 : 11,384.64 = 3,207.12 : x
  2. Step 2: Convert to fraction form
    7,589.22/11,384.64 = 3,207.12/x
  3. Step 3: Cross multiply
    7,589.22x = 11,384.64 × 3,207.12
  4. Step 4: Simplify right side
    7,589.22x = 36,511,906.64
  5. Step 5: Solve for x
    x = 36,511,906.64/7,589.22
  6. Step 6: Final answer
    x = 4,811.02

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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.