Finding the Fourth Proportional to 12,564, 18,846 and 4,356
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Solution
The fourth proportional to 12,564, 18,846 and 4,356 is: 6,534
Step by Step Solution
- Step 1: Write the proportion equation
12,564 : 18,846 = 4,356 : x - Step 2: Convert to fraction form
12,564/18,846 = 4,356/x - Step 3: Cross multiply
12,564x = 18,846 × 4,356 - Step 4: Simplify right side
12,564x = 82,093,176 - Step 5: Solve for x
x = 82,093,176/12,564 - Step 6: Final answer
x = 6,534
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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.