Home / 4,905.69-6,769.86-2,667.56

Finding the Fourth Proportional to 4,905.69, 6,769.86 and 2,667.56

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Solution

The fourth proportional to 4,905.69, 6,769.86 and 2,667.56 is: 3,681.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.69 : 6,769.86 = 2,667.56 : x
  2. Step 2: Convert to fraction form
    4,905.69/6,769.86 = 2,667.56/x
  3. Step 3: Cross multiply
    4,905.69x = 6,769.86 × 2,667.56
  4. Step 4: Simplify right side
    4,905.69x = 18,058,973.89
  5. Step 5: Solve for x
    x = 18,058,973.89/4,905.69
  6. Step 6: Final answer
    x = 3,681.23

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