Home / 3,512.57-4,847.04-2,186.39

Finding the Fourth Proportional to 3,512.57, 4,847.04 and 2,186.39

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Solution

The fourth proportional to 3,512.57, 4,847.04 and 2,186.39 is: 3,017.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.57 : 4,847.04 = 2,186.39 : x
  2. Step 2: Convert to fraction form
    3,512.57/4,847.04 = 2,186.39/x
  3. Step 3: Cross multiply
    3,512.57x = 4,847.04 × 2,186.39
  4. Step 4: Simplify right side
    3,512.57x = 10,597,531.90
  5. Step 5: Solve for x
    x = 10,597,531.90/3,512.57
  6. Step 6: Final answer
    x = 3,017.04

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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.