Home / 3,633.87-5,447.52-1,324.83

Finding the Fourth Proportional to 3,633.87, 5,447.52 and 1,324.83

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Solution

The fourth proportional to 3,633.87, 5,447.52 and 1,324.83 is: 1,986.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.87 : 5,447.52 = 1,324.83 : x
  2. Step 2: Convert to fraction form
    3,633.87/5,447.52 = 1,324.83/x
  3. Step 3: Cross multiply
    3,633.87x = 5,447.52 × 1,324.83
  4. Step 4: Simplify right side
    3,633.87x = 7,217,037.92
  5. Step 5: Solve for x
    x = 7,217,037.92/3,633.87
  6. Step 6: Final answer
    x = 1,986.05

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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.