Finding the Fourth Proportional to 10,925.48, 16,388.27 and 4,684.99
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Solution
The fourth proportional to 10,925.48, 16,388.27 and 4,684.99 is: 7,027.51
Step by Step Solution
- Step 1: Write the proportion equation
10,925.48 : 16,388.27 = 4,684.99 : x - Step 2: Convert to fraction form
10,925.48/16,388.27 = 4,684.99/x - Step 3: Cross multiply
10,925.48x = 16,388.27 × 4,684.99 - Step 4: Simplify right side
10,925.48x = 76,778,891.32 - Step 5: Solve for x
x = 76,778,891.32/10,925.48 - Step 6: Final answer
x = 7,027.51
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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.