Finding the Fourth Proportional to 10,918, 16,377 and 2,710
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Solution
The fourth proportional to 10,918, 16,377 and 2,710 is: 4,065
Step by Step Solution
- Step 1: Write the proportion equation
10,918 : 16,377 = 2,710 : x - Step 2: Convert to fraction form
10,918/16,377 = 2,710/x - Step 3: Cross multiply
10,918x = 16,377 × 2,710 - Step 4: Simplify right side
10,918x = 44,381,670 - Step 5: Solve for x
x = 44,381,670/10,918 - Step 6: Final answer
x = 4,065
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.