Home / 1,936.56-2,667.68-1,837.76

Finding the Fourth Proportional to 1,936.56, 2,667.68 and 1,837.76

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Solution

The fourth proportional to 1,936.56, 2,667.68 and 1,837.76 is: 2,531.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.56 : 2,667.68 = 1,837.76 : x
  2. Step 2: Convert to fraction form
    1,936.56/2,667.68 = 1,837.76/x
  3. Step 3: Cross multiply
    1,936.56x = 2,667.68 × 1,837.76
  4. Step 4: Simplify right side
    1,936.56x = 4,902,555.60
  5. Step 5: Solve for x
    x = 4,902,555.60/1,936.56
  6. Step 6: Final answer
    x = 2,531.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.