Finding the Fourth Proportional to 2,735.50, 3,775 and 1,493.50
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Solution
The fourth proportional to 2,735.50, 3,775 and 1,493.50 is: 2,061.04
Step by Step Solution
- Step 1: Write the proportion equation
2,735.50 : 3,775 = 1,493.50 : x - Step 2: Convert to fraction form
2,735.50/3,775 = 1,493.50/x - Step 3: Cross multiply
2,735.50x = 3,775 × 1,493.50 - Step 4: Simplify right side
2,735.50x = 5,637,962.50 - Step 5: Solve for x
x = 5,637,962.50/2,735.50 - Step 6: Final answer
x = 2,061.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.