Finding the Fourth Proportional to 4,437.26, 6,655.62 and 1,663.70
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Solution
The fourth proportional to 4,437.26, 6,655.62 and 1,663.70 is: 2,495.45
Step by Step Solution
- Step 1: Write the proportion equation
4,437.26 : 6,655.62 = 1,663.70 : x - Step 2: Convert to fraction form
4,437.26/6,655.62 = 1,663.70/x - Step 3: Cross multiply
4,437.26x = 6,655.62 × 1,663.70 - Step 4: Simplify right side
4,437.26x = 11,072,954.99 - Step 5: Solve for x
x = 11,072,954.99/4,437.26 - Step 6: Final answer
x = 2,495.45
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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.