Home / 3,684.56-5,084.80-2,006.08

Finding the Fourth Proportional to 3,684.56, 5,084.80 and 2,006.08

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Solution

The fourth proportional to 3,684.56, 5,084.80 and 2,006.08 is: 2,768.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.56 : 5,084.80 = 2,006.08 : x
  2. Step 2: Convert to fraction form
    3,684.56/5,084.80 = 2,006.08/x
  3. Step 3: Cross multiply
    3,684.56x = 5,084.80 × 2,006.08
  4. Step 4: Simplify right side
    3,684.56x = 10,200,480.13
  5. Step 5: Solve for x
    x = 10,200,480.13/3,684.56
  6. Step 6: Final answer
    x = 2,768.44

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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.