Home / 4,905.82-6,769.96-2,667.74

Finding the Fourth Proportional to 4,905.82, 6,769.96 and 2,667.74

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Solution

The fourth proportional to 4,905.82, 6,769.96 and 2,667.74 is: 3,681.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.82 : 6,769.96 = 2,667.74 : x
  2. Step 2: Convert to fraction form
    4,905.82/6,769.96 = 2,667.74/x
  3. Step 3: Cross multiply
    4,905.82x = 6,769.96 × 2,667.74
  4. Step 4: Simplify right side
    4,905.82x = 18,060,493.09
  5. Step 5: Solve for x
    x = 18,060,493.09/4,905.82
  6. Step 6: Final answer
    x = 3,681.44

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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.