Home / 1,144.07-1,716.26-1,075.71

Finding the Fourth Proportional to 1,144.07, 1,716.26 and 1,075.71

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Solution

The fourth proportional to 1,144.07, 1,716.26 and 1,075.71 is: 1,613.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144.07 : 1,716.26 = 1,075.71 : x
  2. Step 2: Convert to fraction form
    1,144.07/1,716.26 = 1,075.71/x
  3. Step 3: Cross multiply
    1,144.07x = 1,716.26 × 1,075.71
  4. Step 4: Simplify right side
    1,144.07x = 1,846,192.67
  5. Step 5: Solve for x
    x = 1,846,192.67/1,144.07
  6. Step 6: Final answer
    x = 1,613.71

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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.