Home / 5,257.06-7,883.43-1,968.46

Finding the Fourth Proportional to 5,257.06, 7,883.43 and 1,968.46

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Solution

The fourth proportional to 5,257.06, 7,883.43 and 1,968.46 is: 2,951.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.06 : 7,883.43 = 1,968.46 : x
  2. Step 2: Convert to fraction form
    5,257.06/7,883.43 = 1,968.46/x
  3. Step 3: Cross multiply
    5,257.06x = 7,883.43 × 1,968.46
  4. Step 4: Simplify right side
    5,257.06x = 15,518,216.62
  5. Step 5: Solve for x
    x = 15,518,216.62/5,257.06
  6. Step 6: Final answer
    x = 2,951.88

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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.