Home / 11,696.26-16,133.37-6,977.86

Finding the Fourth Proportional to 11,696.26, 16,133.37 and 6,977.86

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Solution

The fourth proportional to 11,696.26, 16,133.37 and 6,977.86 is: 9,624.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,696.26 : 16,133.37 = 6,977.86 : x
  2. Step 2: Convert to fraction form
    11,696.26/16,133.37 = 6,977.86/x
  3. Step 3: Cross multiply
    11,696.26x = 16,133.37 × 6,977.86
  4. Step 4: Simplify right side
    11,696.26x = 112,576,397.19
  5. Step 5: Solve for x
    x = 112,576,397.19/11,696.26
  6. Step 6: Final answer
    x = 9,624.99

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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.