Home / 3,885.38-5,361.08-2,292.53

Finding the Fourth Proportional to 3,885.38, 5,361.08 and 2,292.53

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Solution

The fourth proportional to 3,885.38, 5,361.08 and 2,292.53 is: 3,163.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.38 : 5,361.08 = 2,292.53 : x
  2. Step 2: Convert to fraction form
    3,885.38/5,361.08 = 2,292.53/x
  3. Step 3: Cross multiply
    3,885.38x = 5,361.08 × 2,292.53
  4. Step 4: Simplify right side
    3,885.38x = 12,290,436.73
  5. Step 5: Solve for x
    x = 12,290,436.73/3,885.38
  6. Step 6: Final answer
    x = 3,163.25

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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.