Home / 3,977.15-5,488.16-2,297.41

Finding the Fourth Proportional to 3,977.15, 5,488.16 and 2,297.41

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Solution

The fourth proportional to 3,977.15, 5,488.16 and 2,297.41 is: 3,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977.15 : 5,488.16 = 2,297.41 : x
  2. Step 2: Convert to fraction form
    3,977.15/5,488.16 = 2,297.41/x
  3. Step 3: Cross multiply
    3,977.15x = 5,488.16 × 2,297.41
  4. Step 4: Simplify right side
    3,977.15x = 12,608,559.33
  5. Step 5: Solve for x
    x = 12,608,559.33/3,977.15
  6. Step 6: Final answer
    x = 3,170.25

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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.