Finding the Fourth Proportional to 2,699.96, 3,725.93 and 1,521.02
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Solution
The fourth proportional to 2,699.96, 3,725.93 and 1,521.02 is: 2,098.99
Step by Step Solution
- Step 1: Write the proportion equation
2,699.96 : 3,725.93 = 1,521.02 : x - Step 2: Convert to fraction form
2,699.96/3,725.93 = 1,521.02/x - Step 3: Cross multiply
2,699.96x = 3,725.93 × 1,521.02 - Step 4: Simplify right side
2,699.96x = 5,667,187.81 - Step 5: Solve for x
x = 5,667,187.81/2,699.96 - Step 6: Final answer
x = 2,098.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.