Home / 6,716.67-10,075.23-1,786.32

Finding the Fourth Proportional to 6,716.67, 10,075.23 and 1,786.32

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Solution

The fourth proportional to 6,716.67, 10,075.23 and 1,786.32 is: 2,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716.67 : 10,075.23 = 1,786.32 : x
  2. Step 2: Convert to fraction form
    6,716.67/10,075.23 = 1,786.32/x
  3. Step 3: Cross multiply
    6,716.67x = 10,075.23 × 1,786.32
  4. Step 4: Simplify right side
    6,716.67x = 17,997,584.85
  5. Step 5: Solve for x
    x = 17,997,584.85/6,716.67
  6. Step 6: Final answer
    x = 2,679.54

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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.