Home / 3,860.36-5,325.30-2,682.44

Finding the Fourth Proportional to 3,860.36, 5,325.30 and 2,682.44

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Solution

The fourth proportional to 3,860.36, 5,325.30 and 2,682.44 is: 3,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860.36 : 5,325.30 = 2,682.44 : x
  2. Step 2: Convert to fraction form
    3,860.36/5,325.30 = 2,682.44/x
  3. Step 3: Cross multiply
    3,860.36x = 5,325.30 × 2,682.44
  4. Step 4: Simplify right side
    3,860.36x = 14,284,797.73
  5. Step 5: Solve for x
    x = 14,284,797.73/3,860.36
  6. Step 6: Final answer
    x = 3,700.38

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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.