Home / 3,516.41-5,251.77-3,186.68

Finding the Fourth Proportional to 3,516.41, 5,251.77 and 3,186.68

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Solution

The fourth proportional to 3,516.41, 5,251.77 and 3,186.68 is: 4,759.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.41 : 5,251.77 = 3,186.68 : x
  2. Step 2: Convert to fraction form
    3,516.41/5,251.77 = 3,186.68/x
  3. Step 3: Cross multiply
    3,516.41x = 5,251.77 × 3,186.68
  4. Step 4: Simplify right side
    3,516.41x = 16,735,684.16
  5. Step 5: Solve for x
    x = 16,735,684.16/3,516.41
  6. Step 6: Final answer
    x = 4,759.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.