Home / 11,620.68-17,400.06-6,682.92

Finding the Fourth Proportional to 11,620.68, 17,400.06 and 6,682.92

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Solution

The fourth proportional to 11,620.68, 17,400.06 and 6,682.92 is: 10,006.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.68 : 17,400.06 = 6,682.92 : x
  2. Step 2: Convert to fraction form
    11,620.68/17,400.06 = 6,682.92/x
  3. Step 3: Cross multiply
    11,620.68x = 17,400.06 × 6,682.92
  4. Step 4: Simplify right side
    11,620.68x = 116,283,208.98
  5. Step 5: Solve for x
    x = 116,283,208.98/11,620.68
  6. Step 6: Final answer
    x = 10,006.58

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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.