Finding the Fourth Proportional to 11,507.84, 17,258 and 3,714.80
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Solution
The fourth proportional to 11,507.84, 17,258 and 3,714.80 is: 5,570.99
Step by Step Solution
- Step 1: Write the proportion equation
11,507.84 : 17,258 = 3,714.80 : x - Step 2: Convert to fraction form
11,507.84/17,258 = 3,714.80/x - Step 3: Cross multiply
11,507.84x = 17,258 × 3,714.80 - Step 4: Simplify right side
11,507.84x = 64,110,018.40 - Step 5: Solve for x
x = 64,110,018.40/11,507.84 - Step 6: Final answer
x = 5,570.99
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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.