Home / 11,965.79-17,947.41-3,201.59

Finding the Fourth Proportional to 11,965.79, 17,947.41 and 3,201.59

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Solution

The fourth proportional to 11,965.79, 17,947.41 and 3,201.59 is: 4,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.79 : 17,947.41 = 3,201.59 : x
  2. Step 2: Convert to fraction form
    11,965.79/17,947.41 = 3,201.59/x
  3. Step 3: Cross multiply
    11,965.79x = 17,947.41 × 3,201.59
  4. Step 4: Simplify right side
    11,965.79x = 57,460,158.64
  5. Step 5: Solve for x
    x = 57,460,158.64/11,965.79
  6. Step 6: Final answer
    x = 4,802.04

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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.