Finding the Fourth Proportional to 5,053.10, 6,973.26 and 2,814.95
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Solution
The fourth proportional to 5,053.10, 6,973.26 and 2,814.95 is: 3,884.62
Step by Step Solution
- Step 1: Write the proportion equation
5,053.10 : 6,973.26 = 2,814.95 : x - Step 2: Convert to fraction form
5,053.10/6,973.26 = 2,814.95/x - Step 3: Cross multiply
5,053.10x = 6,973.26 × 2,814.95 - Step 4: Simplify right side
5,053.10x = 19,629,378.24 - Step 5: Solve for x
x = 19,629,378.24/5,053.10 - Step 6: Final answer
x = 3,884.62
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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.