Finding the Fourth Proportional to 11,513.23, 17,267.91 and 3,194.08
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Solution
The fourth proportional to 11,513.23, 17,267.91 and 3,194.08 is: 4,790.59
Step by Step Solution
- Step 1: Write the proportion equation
11,513.23 : 17,267.91 = 3,194.08 : x - Step 2: Convert to fraction form
11,513.23/17,267.91 = 3,194.08/x - Step 3: Cross multiply
11,513.23x = 17,267.91 × 3,194.08 - Step 4: Simplify right side
11,513.23x = 55,155,136.94 - Step 5: Solve for x
x = 55,155,136.94/11,513.23 - Step 6: Final answer
x = 4,790.59
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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.