Finding the Fourth Proportional to 4,918, 6,786.84 and 2,710
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Solution
The fourth proportional to 4,918, 6,786.84 and 2,710 is: 3,739.80
Step by Step Solution
- Step 1: Write the proportion equation
4,918 : 6,786.84 = 2,710 : x - Step 2: Convert to fraction form
4,918/6,786.84 = 2,710/x - Step 3: Cross multiply
4,918x = 6,786.84 × 2,710 - Step 4: Simplify right side
4,918x = 18,392,336.40 - Step 5: Solve for x
x = 18,392,336.40/4,918 - Step 6: Final answer
x = 3,739.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.