Finding the Fourth Proportional to 2,005.23, 3,007.53 and 544.05
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Solution
The fourth proportional to 2,005.23, 3,007.53 and 544.05 is: 815.99
Step by Step Solution
- Step 1: Write the proportion equation
2,005.23 : 3,007.53 = 544.05 : x - Step 2: Convert to fraction form
2,005.23/3,007.53 = 544.05/x - Step 3: Cross multiply
2,005.23x = 3,007.53 × 544.05 - Step 4: Simplify right side
2,005.23x = 1,636,246.70 - Step 5: Solve for x
x = 1,636,246.70/2,005.23 - Step 6: Final answer
x = 815.99
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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.