Home / 5,516.22-8,277.42-4,286.10

Finding the Fourth Proportional to 5,516.22, 8,277.42 and 4,286.10

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Solution

The fourth proportional to 5,516.22, 8,277.42 and 4,286.10 is: 6,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.22 : 8,277.42 = 4,286.10 : x
  2. Step 2: Convert to fraction form
    5,516.22/8,277.42 = 4,286.10/x
  3. Step 3: Cross multiply
    5,516.22x = 8,277.42 × 4,286.10
  4. Step 4: Simplify right side
    5,516.22x = 35,477,849.86
  5. Step 5: Solve for x
    x = 35,477,849.86/5,516.22
  6. Step 6: Final answer
    x = 6,431.55

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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.