Finding the Third Proportional to 2,856 and 4,284
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Solution
The third proportional to 2,856 and 4,284 is: 6,426
Step by Step Solution
- Step 1: Write the proportion equation
2,856 : 4,284 = 4,284 : x - Step 2: Convert to fraction form
2,856/4,284 = 4,284/x - Step 3: Cross multiply
2,856x = 4,284 × 4,284 - Step 4: Simplify right side
2,856x = 18,352,656 - Step 5: Solve for x
x = 18,352,656/2,856 - Step 6: Final answer
x = 6,426
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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.