Home / 6,764.41-10,147.31-2,607.90

Finding the Fourth Proportional to 6,764.41, 10,147.31 and 2,607.90

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Solution

The fourth proportional to 6,764.41, 10,147.31 and 2,607.90 is: 3,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.41 : 10,147.31 = 2,607.90 : x
  2. Step 2: Convert to fraction form
    6,764.41/10,147.31 = 2,607.90/x
  3. Step 3: Cross multiply
    6,764.41x = 10,147.31 × 2,607.90
  4. Step 4: Simplify right side
    6,764.41x = 26,463,169.75
  5. Step 5: Solve for x
    x = 26,463,169.75/6,764.41
  6. Step 6: Final answer
    x = 3,912.12

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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.