Home / 2,736.61-4,105.94-1,641.76

Finding the Fourth Proportional to 2,736.61, 4,105.94 and 1,641.76

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Solution

The fourth proportional to 2,736.61, 4,105.94 and 1,641.76 is: 2,463.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.61 : 4,105.94 = 1,641.76 : x
  2. Step 2: Convert to fraction form
    2,736.61/4,105.94 = 1,641.76/x
  3. Step 3: Cross multiply
    2,736.61x = 4,105.94 × 1,641.76
  4. Step 4: Simplify right side
    2,736.61x = 6,740,968.05
  5. Step 5: Solve for x
    x = 6,740,968.05/2,736.61
  6. Step 6: Final answer
    x = 2,463.25

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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.