Finding the Fourth Proportional to 4,392, 6,588 and 1,656
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Solution
The fourth proportional to 4,392, 6,588 and 1,656 is: 2,484
Step by Step Solution
- Step 1: Write the proportion equation
4,392 : 6,588 = 1,656 : x - Step 2: Convert to fraction form
4,392/6,588 = 1,656/x - Step 3: Cross multiply
4,392x = 6,588 × 1,656 - Step 4: Simplify right side
4,392x = 10,909,728 - Step 5: Solve for x
x = 10,909,728/4,392 - Step 6: Final answer
x = 2,484
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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.