Home / 7,075.27-10,608.84-2,918.14

Finding the Fourth Proportional to 7,075.27, 10,608.84 and 2,918.14

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Solution

The fourth proportional to 7,075.27, 10,608.84 and 2,918.14 is: 4,375.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.27 : 10,608.84 = 2,918.14 : x
  2. Step 2: Convert to fraction form
    7,075.27/10,608.84 = 2,918.14/x
  3. Step 3: Cross multiply
    7,075.27x = 10,608.84 × 2,918.14
  4. Step 4: Simplify right side
    7,075.27x = 30,958,080.36
  5. Step 5: Solve for x
    x = 30,958,080.36/7,075.27
  6. Step 6: Final answer
    x = 4,375.53

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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.