Finding the Fourth Proportional to 2,369.06, 3,553.88 and 982.23
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Solution
The fourth proportional to 2,369.06, 3,553.88 and 982.23 is: 1,473.45
Step by Step Solution
- Step 1: Write the proportion equation
2,369.06 : 3,553.88 = 982.23 : x - Step 2: Convert to fraction form
2,369.06/3,553.88 = 982.23/x - Step 3: Cross multiply
2,369.06x = 3,553.88 × 982.23 - Step 4: Simplify right side
2,369.06x = 3,490,709.31 - Step 5: Solve for x
x = 3,490,709.31/2,369.06 - Step 6: Final answer
x = 1,473.45
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1.5x scale
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.