Finding the Third Proportional to 1,624 and 3,600
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Solution
The third proportional to 1,624 and 3,600 is: 7,980.30
Step by Step Solution
- Step 1: Write the proportion equation
1,624 : 3,600 = 3,600 : x - Step 2: Convert to fraction form
1,624/3,600 = 3,600/x - Step 3: Cross multiply
1,624x = 3,600 × 3,600 - Step 4: Simplify right side
1,624x = 12,960,000 - Step 5: Solve for x
x = 12,960,000/1,624 - Step 6: Final answer
x = 7,980.30
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These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.