Home / 7,667.97-11,503.05-2,736.57

Finding the Fourth Proportional to 7,667.97, 11,503.05 and 2,736.57

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Solution

The fourth proportional to 7,667.97, 11,503.05 and 2,736.57 is: 4,105.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.97 : 11,503.05 = 2,736.57 : x
  2. Step 2: Convert to fraction form
    7,667.97/11,503.05 = 2,736.57/x
  3. Step 3: Cross multiply
    7,667.97x = 11,503.05 × 2,736.57
  4. Step 4: Simplify right side
    7,667.97x = 31,478,901.54
  5. Step 5: Solve for x
    x = 31,478,901.54/7,667.97
  6. Step 6: Final answer
    x = 4,105.25

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1.5x scale

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.