Finding the Fourth Proportional to 10,410.92, 14,366.66 and 5,695.08
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Solution
The fourth proportional to 10,410.92, 14,366.66 and 5,695.08 is: 7,858.99
Step by Step Solution
- Step 1: Write the proportion equation
10,410.92 : 14,366.66 = 5,695.08 : x - Step 2: Convert to fraction form
10,410.92/14,366.66 = 5,695.08/x - Step 3: Cross multiply
10,410.92x = 14,366.66 × 5,695.08 - Step 4: Simplify right side
10,410.92x = 81,819,278.03 - Step 5: Solve for x
x = 81,819,278.03/10,410.92 - Step 6: Final answer
x = 7,858.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.