Home / 1,195.85-1,791.03-1,075.56

Finding the Fourth Proportional to 1,195.85, 1,791.03 and 1,075.56

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Solution

The fourth proportional to 1,195.85, 1,791.03 and 1,075.56 is: 1,610.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.85 : 1,791.03 = 1,075.56 : x
  2. Step 2: Convert to fraction form
    1,195.85/1,791.03 = 1,075.56/x
  3. Step 3: Cross multiply
    1,195.85x = 1,791.03 × 1,075.56
  4. Step 4: Simplify right side
    1,195.85x = 1,926,360.23
  5. Step 5: Solve for x
    x = 1,926,360.23/1,195.85
  6. Step 6: Final answer
    x = 1,610.88

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1.5x scale

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.