Finding the Fourth Proportional to 14,890, 22,335 and 3,946
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Solution
The fourth proportional to 14,890, 22,335 and 3,946 is: 5,919
Step by Step Solution
- Step 1: Write the proportion equation
14,890 : 22,335 = 3,946 : x - Step 2: Convert to fraction form
14,890/22,335 = 3,946/x - Step 3: Cross multiply
14,890x = 22,335 × 3,946 - Step 4: Simplify right side
14,890x = 88,133,910 - Step 5: Solve for x
x = 88,133,910/14,890 - Step 6: Final answer
x = 5,919
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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.