Home / 2,968.76-4,095.09-1,960.47

Finding the Fourth Proportional to 2,968.76, 4,095.09 and 1,960.47

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Solution

The fourth proportional to 2,968.76, 4,095.09 and 1,960.47 is: 2,704.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.76 : 4,095.09 = 1,960.47 : x
  2. Step 2: Convert to fraction form
    2,968.76/4,095.09 = 1,960.47/x
  3. Step 3: Cross multiply
    2,968.76x = 4,095.09 × 1,960.47
  4. Step 4: Simplify right side
    2,968.76x = 8,028,308.44
  5. Step 5: Solve for x
    x = 8,028,308.44/2,968.76
  6. Step 6: Final answer
    x = 2,704.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.