Finding the Fourth Proportional to 8,567.84, 12,851.76 and 3,092
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Solution
The fourth proportional to 8,567.84, 12,851.76 and 3,092 is: 4,638
Step by Step Solution
- Step 1: Write the proportion equation
8,567.84 : 12,851.76 = 3,092 : x - Step 2: Convert to fraction form
8,567.84/12,851.76 = 3,092/x - Step 3: Cross multiply
8,567.84x = 12,851.76 × 3,092 - Step 4: Simplify right side
8,567.84x = 39,737,641.92 - Step 5: Solve for x
x = 39,737,641.92/8,567.84 - Step 6: Final answer
x = 4,638
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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.