Home / 7,589.82-11,381.99-3,207.62

Finding the Fourth Proportional to 7,589.82, 11,381.99 and 3,207.62

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Solution

The fourth proportional to 7,589.82, 11,381.99 and 3,207.62 is: 4,810.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,589.82 : 11,381.99 = 3,207.62 : x
  2. Step 2: Convert to fraction form
    7,589.82/11,381.99 = 3,207.62/x
  3. Step 3: Cross multiply
    7,589.82x = 11,381.99 × 3,207.62
  4. Step 4: Simplify right side
    7,589.82x = 36,509,047.16
  5. Step 5: Solve for x
    x = 36,509,047.16/7,589.82
  6. Step 6: Final answer
    x = 4,810.27

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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.