Home / 3,975.74-5,486.72-2,297.37

Finding the Fourth Proportional to 3,975.74, 5,486.72 and 2,297.37

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Solution

The fourth proportional to 3,975.74, 5,486.72 and 2,297.37 is: 3,170.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.74 : 5,486.72 = 2,297.37 : x
  2. Step 2: Convert to fraction form
    3,975.74/5,486.72 = 2,297.37/x
  3. Step 3: Cross multiply
    3,975.74x = 5,486.72 × 2,297.37
  4. Step 4: Simplify right side
    3,975.74x = 12,605,028.16
  5. Step 5: Solve for x
    x = 12,605,028.16/3,975.74
  6. Step 6: Final answer
    x = 3,170.48

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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.