Home / 3,651.12-5,477.49-1,895.58

Finding the Fourth Proportional to 3,651.12, 5,477.49 and 1,895.58

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Solution

The fourth proportional to 3,651.12, 5,477.49 and 1,895.58 is: 2,843.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.12 : 5,477.49 = 1,895.58 : x
  2. Step 2: Convert to fraction form
    3,651.12/5,477.49 = 1,895.58/x
  3. Step 3: Cross multiply
    3,651.12x = 5,477.49 × 1,895.58
  4. Step 4: Simplify right side
    3,651.12x = 10,383,020.49
  5. Step 5: Solve for x
    x = 10,383,020.49/3,651.12
  6. Step 6: Final answer
    x = 2,843.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.