Home / 6,716.22-10,075.08-1,786.05

Finding the Fourth Proportional to 6,716.22, 10,075.08 and 1,786.05

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Solution

The fourth proportional to 6,716.22, 10,075.08 and 1,786.05 is: 2,679.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716.22 : 10,075.08 = 1,786.05 : x
  2. Step 2: Convert to fraction form
    6,716.22/10,075.08 = 1,786.05/x
  3. Step 3: Cross multiply
    6,716.22x = 10,075.08 × 1,786.05
  4. Step 4: Simplify right side
    6,716.22x = 17,994,603.33
  5. Step 5: Solve for x
    x = 17,994,603.33/6,716.22
  6. Step 6: Final answer
    x = 2,679.28

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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.