Home / 6,968.76-10,448.90-2,961.42

Finding the Fourth Proportional to 6,968.76, 10,448.90 and 2,961.42

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Solution

The fourth proportional to 6,968.76, 10,448.90 and 2,961.42 is: 4,440.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.76 : 10,448.90 = 2,961.42 : x
  2. Step 2: Convert to fraction form
    6,968.76/10,448.90 = 2,961.42/x
  3. Step 3: Cross multiply
    6,968.76x = 10,448.90 × 2,961.42
  4. Step 4: Simplify right side
    6,968.76x = 30,943,581.44
  5. Step 5: Solve for x
    x = 30,943,581.44/6,968.76
  6. Step 6: Final answer
    x = 4,440.33

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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.