Home / 11,704.27-16,151.88-6,399.08

Finding the Fourth Proportional to 11,704.27, 16,151.88 and 6,399.08

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Solution

The fourth proportional to 11,704.27, 16,151.88 and 6,399.08 is: 8,830.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,704.27 : 16,151.88 = 6,399.08 : x
  2. Step 2: Convert to fraction form
    11,704.27/16,151.88 = 6,399.08/x
  3. Step 3: Cross multiply
    11,704.27x = 16,151.88 × 6,399.08
  4. Step 4: Simplify right side
    11,704.27x = 103,357,172.27
  5. Step 5: Solve for x
    x = 103,357,172.27/11,704.27
  6. Step 6: Final answer
    x = 8,830.73

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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.