Finding the Third Proportional to 3,216 and 5,628
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Solution
The third proportional to 3,216 and 5,628 is: 9,849
Step by Step Solution
- Step 1: Write the proportion equation
3,216 : 5,628 = 5,628 : x - Step 2: Convert to fraction form
3,216/5,628 = 5,628/x - Step 3: Cross multiply
3,216x = 5,628 × 5,628 - Step 4: Simplify right side
3,216x = 31,674,384 - Step 5: Solve for x
x = 31,674,384/3,216 - Step 6: Final answer
x = 9,849
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These problems maintain the same ratio (1.75) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.