Home / 8,771.27-13,160.14-3,228.23

Finding the Fourth Proportional to 8,771.27, 13,160.14 and 3,228.23

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Solution

The fourth proportional to 8,771.27, 13,160.14 and 3,228.23 is: 4,843.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.27 : 13,160.14 = 3,228.23 : x
  2. Step 2: Convert to fraction form
    8,771.27/13,160.14 = 3,228.23/x
  3. Step 3: Cross multiply
    8,771.27x = 13,160.14 × 3,228.23
  4. Step 4: Simplify right side
    8,771.27x = 42,483,983.58
  5. Step 5: Solve for x
    x = 42,483,983.58/8,771.27
  6. Step 6: Final answer
    x = 4,843.54

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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.