Home / 9,629.19-13,288.32-5,650.38

Finding the Fourth Proportional to 9,629.19, 13,288.32 and 5,650.38

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Solution

The fourth proportional to 9,629.19, 13,288.32 and 5,650.38 is: 7,797.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.19 : 13,288.32 = 5,650.38 : x
  2. Step 2: Convert to fraction form
    9,629.19/13,288.32 = 5,650.38/x
  3. Step 3: Cross multiply
    9,629.19x = 13,288.32 × 5,650.38
  4. Step 4: Simplify right side
    9,629.19x = 75,084,057.56
  5. Step 5: Solve for x
    x = 75,084,057.56/9,629.19
  6. Step 6: Final answer
    x = 7,797.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.