Home / 2,936.73-4,409.05-2,905.75

Finding the Fourth Proportional to 2,936.73, 4,409.05 and 2,905.75

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Solution

The fourth proportional to 2,936.73, 4,409.05 and 2,905.75 is: 4,362.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.73 : 4,409.05 = 2,905.75 : x
  2. Step 2: Convert to fraction form
    2,936.73/4,409.05 = 2,905.75/x
  3. Step 3: Cross multiply
    2,936.73x = 4,409.05 × 2,905.75
  4. Step 4: Simplify right side
    2,936.73x = 12,811,576.07
  5. Step 5: Solve for x
    x = 12,811,576.07/2,936.73
  6. Step 6: Final answer
    x = 4,362.53

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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.