Home / 7,667.80-11,494.87-2,736.34

Finding the Fourth Proportional to 7,667.80, 11,494.87 and 2,736.34

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Solution

The fourth proportional to 7,667.80, 11,494.87 and 2,736.34 is: 4,102.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.80 : 11,494.87 = 2,736.34 : x
  2. Step 2: Convert to fraction form
    7,667.80/11,494.87 = 2,736.34/x
  3. Step 3: Cross multiply
    7,667.80x = 11,494.87 × 2,736.34
  4. Step 4: Simplify right side
    7,667.80x = 31,453,872.58
  5. Step 5: Solve for x
    x = 31,453,872.58/7,667.80
  6. Step 6: Final answer
    x = 4,102.07

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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.