Home / 2,950.32-4,075.56-2,794.80

Finding the Fourth Proportional to 2,950.32, 4,075.56 and 2,794.80

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Solution

The fourth proportional to 2,950.32, 4,075.56 and 2,794.80 is: 3,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.32 : 4,075.56 = 2,794.80 : x
  2. Step 2: Convert to fraction form
    2,950.32/4,075.56 = 2,794.80/x
  3. Step 3: Cross multiply
    2,950.32x = 4,075.56 × 2,794.80
  4. Step 4: Simplify right side
    2,950.32x = 11,390,375.09
  5. Step 5: Solve for x
    x = 11,390,375.09/2,950.32
  6. Step 6: Final answer
    x = 3,860.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.