Finding the Fourth Proportional to 4,624.91, 6,936.82 and 1,851.47
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Solution
The fourth proportional to 4,624.91, 6,936.82 and 1,851.47 is: 2,776.99
Step by Step Solution
- Step 1: Write the proportion equation
4,624.91 : 6,936.82 = 1,851.47 : x - Step 2: Convert to fraction form
4,624.91/6,936.82 = 1,851.47/x - Step 3: Cross multiply
4,624.91x = 6,936.82 × 1,851.47 - Step 4: Simplify right side
4,624.91x = 12,843,314.13 - Step 5: Solve for x
x = 12,843,314.13/4,624.91 - Step 6: Final answer
x = 2,776.99
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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.