Finding the Fourth Proportional to 5,252, 7,878 and 2,174.08
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Solution
The fourth proportional to 5,252, 7,878 and 2,174.08 is: 3,261.12
Step by Step Solution
- Step 1: Write the proportion equation
5,252 : 7,878 = 2,174.08 : x - Step 2: Convert to fraction form
5,252/7,878 = 2,174.08/x - Step 3: Cross multiply
5,252x = 7,878 × 2,174.08 - Step 4: Simplify right side
5,252x = 17,127,402.24 - Step 5: Solve for x
x = 17,127,402.24/5,252 - Step 6: Final answer
x = 3,261.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.