Find the common difference between consecutive terms.

• 5000 − 5500 = −500
• The pattern decreases by 500 each step.
• First blank: 4500 − 500 = 4000
• Second blank: 4000 − 500 = 3500
• Third blank: 3500 − 500 = 3000

Final Answer: 4000, 3500, 3000