Home / 11,842.43-17,730.83-5,986.80

Finding the Fourth Proportional to 11,842.43, 17,730.83 and 5,986.80

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Solution

The fourth proportional to 11,842.43, 17,730.83 and 5,986.80 is: 8,963.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842.43 : 17,730.83 = 5,986.80 : x
  2. Step 2: Convert to fraction form
    11,842.43/17,730.83 = 5,986.80/x
  3. Step 3: Cross multiply
    11,842.43x = 17,730.83 × 5,986.80
  4. Step 4: Simplify right side
    11,842.43x = 106,150,903.11
  5. Step 5: Solve for x
    x = 106,150,903.11/11,842.43
  6. Step 6: Final answer
    x = 8,963.61

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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.