Home / 5,392.78-8,091.44-2,273.47

Finding the Fourth Proportional to 5,392.78, 8,091.44 and 2,273.47

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Solution

The fourth proportional to 5,392.78, 8,091.44 and 2,273.47 is: 3,411.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.78 : 8,091.44 = 2,273.47 : x
  2. Step 2: Convert to fraction form
    5,392.78/8,091.44 = 2,273.47/x
  3. Step 3: Cross multiply
    5,392.78x = 8,091.44 × 2,273.47
  4. Step 4: Simplify right side
    5,392.78x = 18,395,635.81
  5. Step 5: Solve for x
    x = 18,395,635.81/5,392.78
  6. Step 6: Final answer
    x = 3,411.16

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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.