Home / 3,636.94-5,450.20-2,073.70

Finding the Fourth Proportional to 3,636.94, 5,450.20 and 2,073.70

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Solution

The fourth proportional to 3,636.94, 5,450.20 and 2,073.70 is: 3,107.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.94 : 5,450.20 = 2,073.70 : x
  2. Step 2: Convert to fraction form
    3,636.94/5,450.20 = 2,073.70/x
  3. Step 3: Cross multiply
    3,636.94x = 5,450.20 × 2,073.70
  4. Step 4: Simplify right side
    3,636.94x = 11,302,079.74
  5. Step 5: Solve for x
    x = 11,302,079.74/3,636.94
  6. Step 6: Final answer
    x = 3,107.58

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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.