Finding the Fourth Proportional to 2,398.52, 3,310 and 1,350.60
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Solution
The fourth proportional to 2,398.52, 3,310 and 1,350.60 is: 1,863.85
Step by Step Solution
- Step 1: Write the proportion equation
2,398.52 : 3,310 = 1,350.60 : x - Step 2: Convert to fraction form
2,398.52/3,310 = 1,350.60/x - Step 3: Cross multiply
2,398.52x = 3,310 × 1,350.60 - Step 4: Simplify right side
2,398.52x = 4,470,486 - Step 5: Solve for x
x = 4,470,486/2,398.52 - Step 6: Final answer
x = 1,863.85
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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.