Finding the Fourth Proportional to 4,086.18, 6,127.74 and 1,746.09
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Solution
The fourth proportional to 4,086.18, 6,127.74 and 1,746.09 is: 2,618.48
Step by Step Solution
- Step 1: Write the proportion equation
4,086.18 : 6,127.74 = 1,746.09 : x - Step 2: Convert to fraction form
4,086.18/6,127.74 = 1,746.09/x - Step 3: Cross multiply
4,086.18x = 6,127.74 × 1,746.09 - Step 4: Simplify right side
4,086.18x = 10,699,585.54 - Step 5: Solve for x
x = 10,699,585.54/4,086.18 - Step 6: Final answer
x = 2,618.48
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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.