Home / 6,716.06-10,075.80-3,945.08

Finding the Fourth Proportional to 6,716.06, 10,075.80 and 3,945.08

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Solution

The fourth proportional to 6,716.06, 10,075.80 and 3,945.08 is: 5,918.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716.06 : 10,075.80 = 3,945.08 : x
  2. Step 2: Convert to fraction form
    6,716.06/10,075.80 = 3,945.08/x
  3. Step 3: Cross multiply
    6,716.06x = 10,075.80 × 3,945.08
  4. Step 4: Simplify right side
    6,716.06x = 39,749,834.33
  5. Step 5: Solve for x
    x = 39,749,834.33/6,716.06
  6. Step 6: Final answer
    x = 5,918.62

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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.