Finding the Third Proportional to 1,634 and 3,580
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Solution
The third proportional to 1,634 and 3,580 is: 7,843.57
Step by Step Solution
- Step 1: Write the proportion equation
1,634 : 3,580 = 3,580 : x - Step 2: Convert to fraction form
1,634/3,580 = 3,580/x - Step 3: Cross multiply
1,634x = 3,580 × 3,580 - Step 4: Simplify right side
1,634x = 12,816,400 - Step 5: Solve for x
x = 12,816,400/1,634 - Step 6: Final answer
x = 7,843.57
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.