Finding the Fourth Proportional to 5,532, 8,298.08 and 1,428
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Solution
The fourth proportional to 5,532, 8,298.08 and 1,428 is: 2,142.02
Step by Step Solution
- Step 1: Write the proportion equation
5,532 : 8,298.08 = 1,428 : x - Step 2: Convert to fraction form
5,532/8,298.08 = 1,428/x - Step 3: Cross multiply
5,532x = 8,298.08 × 1,428 - Step 4: Simplify right side
5,532x = 11,849,658.24 - Step 5: Solve for x
x = 11,849,658.24/5,532 - Step 6: Final answer
x = 2,142.02
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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.