Finding the Fourth Proportional to 10,426.36, 15,629.82 and 3,496
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Solution
The fourth proportional to 10,426.36, 15,629.82 and 3,496 is: 5,240.74
Step by Step Solution
- Step 1: Write the proportion equation
10,426.36 : 15,629.82 = 3,496 : x - Step 2: Convert to fraction form
10,426.36/15,629.82 = 3,496/x - Step 3: Cross multiply
10,426.36x = 15,629.82 × 3,496 - Step 4: Simplify right side
10,426.36x = 54,641,850.72 - Step 5: Solve for x
x = 54,641,850.72/10,426.36 - Step 6: Final answer
x = 5,240.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.