Home / 7,213.22-10,817.16-2,531.96

Finding the Fourth Proportional to 7,213.22, 10,817.16 and 2,531.96

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Solution

The fourth proportional to 7,213.22, 10,817.16 and 2,531.96 is: 3,797.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.22 : 10,817.16 = 2,531.96 : x
  2. Step 2: Convert to fraction form
    7,213.22/10,817.16 = 2,531.96/x
  3. Step 3: Cross multiply
    7,213.22x = 10,817.16 × 2,531.96
  4. Step 4: Simplify right side
    7,213.22x = 27,388,616.43
  5. Step 5: Solve for x
    x = 27,388,616.43/7,213.22
  6. Step 6: Final answer
    x = 3,797.00

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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.