Home / 5,555.73-7,667.58-3,197.82

Finding the Fourth Proportional to 5,555.73, 7,667.58 and 3,197.82

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Solution

The fourth proportional to 5,555.73, 7,667.58 and 3,197.82 is: 4,413.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.73 : 7,667.58 = 3,197.82 : x
  2. Step 2: Convert to fraction form
    5,555.73/7,667.58 = 3,197.82/x
  3. Step 3: Cross multiply
    5,555.73x = 7,667.58 × 3,197.82
  4. Step 4: Simplify right side
    5,555.73x = 24,519,540.68
  5. Step 5: Solve for x
    x = 24,519,540.68/5,555.73
  6. Step 6: Final answer
    x = 4,413.38

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Half scale
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Double scale
Find fourth proportional to 5,556.73, 7,668.96 and 3,198.82
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1.5x scale

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.