Finding the Fourth Proportional to 7,906.99, 11,862.62 and 2,360.32
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Solution
The fourth proportional to 7,906.99, 11,862.62 and 2,360.32 is: 3,541.12
Step by Step Solution
- Step 1: Write the proportion equation
7,906.99 : 11,862.62 = 2,360.32 : x - Step 2: Convert to fraction form
7,906.99/11,862.62 = 2,360.32/x - Step 3: Cross multiply
7,906.99x = 11,862.62 × 2,360.32 - Step 4: Simplify right side
7,906.99x = 27,999,579.24 - Step 5: Solve for x
x = 27,999,579.24/7,906.99 - Step 6: Final answer
x = 3,541.12
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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.