Finding the Fourth Proportional to 5,497.67, 8,246.50 and 2,209.99
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Solution
The fourth proportional to 5,497.67, 8,246.50 and 2,209.99 is: 3,314.99
Step by Step Solution
- Step 1: Write the proportion equation
5,497.67 : 8,246.50 = 2,209.99 : x - Step 2: Convert to fraction form
5,497.67/8,246.50 = 2,209.99/x - Step 3: Cross multiply
5,497.67x = 8,246.50 × 2,209.99 - Step 4: Simplify right side
5,497.67x = 18,224,703.15 - Step 5: Solve for x
x = 18,224,703.15/5,497.67 - Step 6: Final answer
x = 3,314.99
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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.