Home / 11,542.43-17,277.37-7,963.61

Finding the Fourth Proportional to 11,542.43, 17,277.37 and 7,963.61

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Solution

The fourth proportional to 11,542.43, 17,277.37 and 7,963.61 is: 11,920.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,542.43 : 17,277.37 = 7,963.61 : x
  2. Step 2: Convert to fraction form
    11,542.43/17,277.37 = 7,963.61/x
  3. Step 3: Cross multiply
    11,542.43x = 17,277.37 × 7,963.61
  4. Step 4: Simplify right side
    11,542.43x = 137,590,130.21
  5. Step 5: Solve for x
    x = 137,590,130.21/11,542.43
  6. Step 6: Final answer
    x = 11,920.38

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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.