Finding the Fourth Proportional to 2,008.83, 3,013.39 and 621.99
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Solution
The fourth proportional to 2,008.83, 3,013.39 and 621.99 is: 933.03
Step by Step Solution
- Step 1: Write the proportion equation
2,008.83 : 3,013.39 = 621.99 : x - Step 2: Convert to fraction form
2,008.83/3,013.39 = 621.99/x - Step 3: Cross multiply
2,008.83x = 3,013.39 × 621.99 - Step 4: Simplify right side
2,008.83x = 1,874,298.45 - Step 5: Solve for x
x = 1,874,298.45/2,008.83 - Step 6: Final answer
x = 933.03
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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.