Finding the Fourth Proportional to 1,752.21, 2,418 and 966.26
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Solution
The fourth proportional to 1,752.21, 2,418 and 966.26 is: 1,333.40
Step by Step Solution
- Step 1: Write the proportion equation
1,752.21 : 2,418 = 966.26 : x - Step 2: Convert to fraction form
1,752.21/2,418 = 966.26/x - Step 3: Cross multiply
1,752.21x = 2,418 × 966.26 - Step 4: Simplify right side
1,752.21x = 2,336,404.59 - Step 5: Solve for x
x = 2,336,404.59/1,752.21 - Step 6: Final answer
x = 1,333.40
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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.