Home / 8,528.27-12,797.84-4,143.33

Finding the Fourth Proportional to 8,528.27, 12,797.84 and 4,143.33

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Solution

The fourth proportional to 8,528.27, 12,797.84 and 4,143.33 is: 6,217.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.27 : 12,797.84 = 4,143.33 : x
  2. Step 2: Convert to fraction form
    8,528.27/12,797.84 = 4,143.33/x
  3. Step 3: Cross multiply
    8,528.27x = 12,797.84 × 4,143.33
  4. Step 4: Simplify right side
    8,528.27x = 53,025,674.41
  5. Step 5: Solve for x
    x = 53,025,674.41/8,528.27
  6. Step 6: Final answer
    x = 6,217.64

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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.