Finding the Fourth Proportional to 10,248, 15,372 and 2,952
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Solution
The fourth proportional to 10,248, 15,372 and 2,952 is: 4,428
Step by Step Solution
- Step 1: Write the proportion equation
10,248 : 15,372 = 2,952 : x - Step 2: Convert to fraction form
10,248/15,372 = 2,952/x - Step 3: Cross multiply
10,248x = 15,372 × 2,952 - Step 4: Simplify right side
10,248x = 45,378,144 - Step 5: Solve for x
x = 45,378,144/10,248 - Step 6: Final answer
x = 4,428
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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.