Finding the Fourth Proportional to 1,788, 2,682.09 and 633.84
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Solution
The fourth proportional to 1,788, 2,682.09 and 633.84 is: 950.79
Step by Step Solution
- Step 1: Write the proportion equation
1,788 : 2,682.09 = 633.84 : x - Step 2: Convert to fraction form
1,788/2,682.09 = 633.84/x - Step 3: Cross multiply
1,788x = 2,682.09 × 633.84 - Step 4: Simplify right side
1,788x = 1,700,015.93 - Step 5: Solve for x
x = 1,700,015.93/1,788 - Step 6: Final answer
x = 950.79
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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.