Home / 4,814.25-7,221.38-1,736.25

Finding the Fourth Proportional to 4,814.25, 7,221.38 and 1,736.25

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Solution

The fourth proportional to 4,814.25, 7,221.38 and 1,736.25 is: 2,604.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.25 : 7,221.38 = 1,736.25 : x
  2. Step 2: Convert to fraction form
    4,814.25/7,221.38 = 1,736.25/x
  3. Step 3: Cross multiply
    4,814.25x = 7,221.38 × 1,736.25
  4. Step 4: Simplify right side
    4,814.25x = 12,538,112.34
  5. Step 5: Solve for x
    x = 12,538,112.34/4,814.25
  6. Step 6: Final answer
    x = 2,604.38

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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.