Home / 11,593.09-17,390.73-3,159.71

Finding the Fourth Proportional to 11,593.09, 17,390.73 and 3,159.71

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Solution

The fourth proportional to 11,593.09, 17,390.73 and 3,159.71 is: 4,739.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593.09 : 17,390.73 = 3,159.71 : x
  2. Step 2: Convert to fraction form
    11,593.09/17,390.73 = 3,159.71/x
  3. Step 3: Cross multiply
    11,593.09x = 17,390.73 × 3,159.71
  4. Step 4: Simplify right side
    11,593.09x = 54,949,653.60
  5. Step 5: Solve for x
    x = 54,949,653.60/11,593.09
  6. Step 6: Final answer
    x = 4,739.86

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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.