1. Proportional Word Problems
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2. Warm Up no
yes
yes 9
12.5
5.5

3. Solving Word Problems with Proportions.
Solving Word Problems with Proportions.
Example 1:
Jon made 34 cookies in 2 hours. How many cookies can he make in 13 hours?
Put each ratio in a proportion. Make sure the measurements are in the same position in the proportion. In this proportion cookies are on top and hours are on bottom.

4. Example 2:
Ryan can run 5 miles in 1.45 hours. How long will it take him to run 7 miles?
2.03 hours

5. 86 jumps (rounded to nearest whole number.)
Example 3:
Gina can jump 70 times in 45 seconds. How many jumps will she make in 55 seconds?
86 jumps (rounded to nearest whole number.)

6. Practice
1). Greg uses 3 tbsp. of chocolate chips for 2 muffins. How many chocolate chips will he need for 5 muffins?
2). Larry walks 1.3 miles in 0.45 hour. How many miles will he walk in 1.5 hours?
3). Carrie can make 15 bracelets in 2 days. How many bracelets can she make in 1 week (7 days)?
4). Stephanie breaks on average, 1.5 pencils every school day. How many pencils can she expect to break in a week (5 days)?
7.5 tbsp.
4.3 miles
52.5 bracelets
7.5 pencils

7. Closure
Kim lost 12 lbs. in 8 weeks. If she continues losing weight at this rate, about how much weight will she lose in 12 weeks? Explain how to solve this problem and find the solution.
18 pounds