Home / 4,625-6,936.99-1,162.25

Finding the Fourth Proportional to 4,625, 6,936.99 and 1,162.25

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Solution

The fourth proportional to 4,625, 6,936.99 and 1,162.25 is: 1,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625 : 6,936.99 = 1,162.25 : x
  2. Step 2: Convert to fraction form
    4,625/6,936.99 = 1,162.25/x
  3. Step 3: Cross multiply
    4,625x = 6,936.99 × 1,162.25
  4. Step 4: Simplify right side
    4,625x = 8,062,516.63
  5. Step 5: Solve for x
    x = 8,062,516.63/4,625
  6. Step 6: Final answer
    x = 1,743.25

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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.