Finding the Fourth Proportional to 2,486.17, 3,727.02 and 925.08
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Solution
The fourth proportional to 2,486.17, 3,727.02 and 925.08 is: 1,386.79
Step by Step Solution
- Step 1: Write the proportion equation
2,486.17 : 3,727.02 = 925.08 : x - Step 2: Convert to fraction form
2,486.17/3,727.02 = 925.08/x - Step 3: Cross multiply
2,486.17x = 3,727.02 × 925.08 - Step 4: Simplify right side
2,486.17x = 3,447,789.03 - Step 5: Solve for x
x = 3,447,789.03/2,486.17 - Step 6: Final answer
x = 1,386.79
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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.