Home / 3,895.17-5,361.77-3,396.94

Finding the Fourth Proportional to 3,895.17, 5,361.77 and 3,396.94

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Solution

The fourth proportional to 3,895.17, 5,361.77 and 3,396.94 is: 4,675.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.17 : 5,361.77 = 3,396.94 : x
  2. Step 2: Convert to fraction form
    3,895.17/5,361.77 = 3,396.94/x
  3. Step 3: Cross multiply
    3,895.17x = 5,361.77 × 3,396.94
  4. Step 4: Simplify right side
    3,895.17x = 18,213,602.73
  5. Step 5: Solve for x
    x = 18,213,602.73/3,895.17
  6. Step 6: Final answer
    x = 4,675.95

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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.