Home / 3,623.98-5,436.66-1,543.94

Finding the Fourth Proportional to 3,623.98, 5,436.66 and 1,543.94

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Solution

The fourth proportional to 3,623.98, 5,436.66 and 1,543.94 is: 2,316.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.98 : 5,436.66 = 1,543.94 : x
  2. Step 2: Convert to fraction form
    3,623.98/5,436.66 = 1,543.94/x
  3. Step 3: Cross multiply
    3,623.98x = 5,436.66 × 1,543.94
  4. Step 4: Simplify right side
    3,623.98x = 8,393,876.84
  5. Step 5: Solve for x
    x = 8,393,876.84/3,623.98
  6. Step 6: Final answer
    x = 2,316.20

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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.