Finding the Fourth Proportional to 4,446.24, 6,669.74 and 1,283.70
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Solution
The fourth proportional to 4,446.24, 6,669.74 and 1,283.70 is: 1,925.66
Step by Step Solution
- Step 1: Write the proportion equation
4,446.24 : 6,669.74 = 1,283.70 : x - Step 2: Convert to fraction form
4,446.24/6,669.74 = 1,283.70/x - Step 3: Cross multiply
4,446.24x = 6,669.74 × 1,283.70 - Step 4: Simplify right side
4,446.24x = 8,561,945.24 - Step 5: Solve for x
x = 8,561,945.24/4,446.24 - Step 6: Final answer
x = 1,925.66
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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.