Home / 3,790.94-5,684.58-1,450.85

Finding the Fourth Proportional to 3,790.94, 5,684.58 and 1,450.85

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Solution

The fourth proportional to 3,790.94, 5,684.58 and 1,450.85 is: 2,175.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.94 : 5,684.58 = 1,450.85 : x
  2. Step 2: Convert to fraction form
    3,790.94/5,684.58 = 1,450.85/x
  3. Step 3: Cross multiply
    3,790.94x = 5,684.58 × 1,450.85
  4. Step 4: Simplify right side
    3,790.94x = 8,247,444.47
  5. Step 5: Solve for x
    x = 8,247,444.47/3,790.94
  6. Step 6: Final answer
    x = 2,175.57

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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.