Finding the Third Proportional to 1,328 and 3,572
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Solution
The third proportional to 1,328 and 3,572 is: 9,607.82
Step by Step Solution
- Step 1: Write the proportion equation
1,328 : 3,572 = 3,572 : x - Step 2: Convert to fraction form
1,328/3,572 = 3,572/x - Step 3: Cross multiply
1,328x = 3,572 × 3,572 - Step 4: Simplify right side
1,328x = 12,759,184 - Step 5: Solve for x
x = 12,759,184/1,328 - Step 6: Final answer
x = 9,607.82
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These problems maintain the same ratio (2.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.