Home / 3,684.53-5,084.48-2,005.89

Finding the Fourth Proportional to 3,684.53, 5,084.48 and 2,005.89

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Solution

The fourth proportional to 3,684.53, 5,084.48 and 2,005.89 is: 2,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.53 : 5,084.48 = 2,005.89 : x
  2. Step 2: Convert to fraction form
    3,684.53/5,084.48 = 2,005.89/x
  3. Step 3: Cross multiply
    3,684.53x = 5,084.48 × 2,005.89
  4. Step 4: Simplify right side
    3,684.53x = 10,198,902.57
  5. Step 5: Solve for x
    x = 10,198,902.57/3,684.53
  6. Step 6: Final answer
    x = 2,768.04

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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.