Home / 9,119.51-13,669.24-3,571.82

Finding the Fourth Proportional to 9,119.51, 13,669.24 and 3,571.82

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Solution

The fourth proportional to 9,119.51, 13,669.24 and 3,571.82 is: 5,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.51 : 13,669.24 = 3,571.82 : x
  2. Step 2: Convert to fraction form
    9,119.51/13,669.24 = 3,571.82/x
  3. Step 3: Cross multiply
    9,119.51x = 13,669.24 × 3,571.82
  4. Step 4: Simplify right side
    9,119.51x = 48,824,064.82
  5. Step 5: Solve for x
    x = 48,824,064.82/9,119.51
  6. Step 6: Final answer
    x = 5,353.80

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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.