Finding the Fourth Proportional to 4,248, 6,372 and 1,170
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Solution
The fourth proportional to 4,248, 6,372 and 1,170 is: 1,755
Step by Step Solution
- Step 1: Write the proportion equation
4,248 : 6,372 = 1,170 : x - Step 2: Convert to fraction form
4,248/6,372 = 1,170/x - Step 3: Cross multiply
4,248x = 6,372 × 1,170 - Step 4: Simplify right side
4,248x = 7,455,240 - Step 5: Solve for x
x = 7,455,240/4,248 - Step 6: Final answer
x = 1,755
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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.