Home / 4,845.92-7,261.93-2,761.61

Finding the Fourth Proportional to 4,845.92, 7,261.93 and 2,761.61

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Solution

The fourth proportional to 4,845.92, 7,261.93 and 2,761.61 is: 4,138.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.92 : 7,261.93 = 2,761.61 : x
  2. Step 2: Convert to fraction form
    4,845.92/7,261.93 = 2,761.61/x
  3. Step 3: Cross multiply
    4,845.92x = 7,261.93 × 2,761.61
  4. Step 4: Simplify right side
    4,845.92x = 20,054,618.51
  5. Step 5: Solve for x
    x = 20,054,618.51/4,845.92
  6. Step 6: Final answer
    x = 4,138.45

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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.