Finding the Third Proportional to 1,154 and 1,830
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Solution
The third proportional to 1,154 and 1,830 is: 2,901.99
Step by Step Solution
- Step 1: Write the proportion equation
1,154 : 1,830 = 1,830 : x - Step 2: Convert to fraction form
1,154/1,830 = 1,830/x - Step 3: Cross multiply
1,154x = 1,830 × 1,830 - Step 4: Simplify right side
1,154x = 3,348,900 - Step 5: Solve for x
x = 3,348,900/1,154 - Step 6: Final answer
x = 2,901.99
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.