Finding the Fourth Proportional to 7,731.99, 11,588.27 and 5,544.99
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Solution
The fourth proportional to 7,731.99, 11,588.27 and 5,544.99 is: 8,310.51
Step by Step Solution
- Step 1: Write the proportion equation
7,731.99 : 11,588.27 = 5,544.99 : x - Step 2: Convert to fraction form
7,731.99/11,588.27 = 5,544.99/x - Step 3: Cross multiply
7,731.99x = 11,588.27 × 5,544.99 - Step 4: Simplify right side
7,731.99x = 64,256,813.54 - Step 5: Solve for x
x = 64,256,813.54/7,731.99 - Step 6: Final answer
x = 8,310.51
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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.