Finding the Fourth Proportional to 4,762, 7,143 and 2,026
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Solution
The fourth proportional to 4,762, 7,143 and 2,026 is: 3,039
Step by Step Solution
- Step 1: Write the proportion equation
4,762 : 7,143 = 2,026 : x - Step 2: Convert to fraction form
4,762/7,143 = 2,026/x - Step 3: Cross multiply
4,762x = 7,143 × 2,026 - Step 4: Simplify right side
4,762x = 14,471,718 - Step 5: Solve for x
x = 14,471,718/4,762 - Step 6: Final answer
x = 3,039
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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.