Home / 11,948.36-17,921.22-3,184.04

Finding the Fourth Proportional to 11,948.36, 17,921.22 and 3,184.04

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Solution

The fourth proportional to 11,948.36, 17,921.22 and 3,184.04 is: 4,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,948.36 : 17,921.22 = 3,184.04 : x
  2. Step 2: Convert to fraction form
    11,948.36/17,921.22 = 3,184.04/x
  3. Step 3: Cross multiply
    11,948.36x = 17,921.22 × 3,184.04
  4. Step 4: Simplify right side
    11,948.36x = 57,061,881.33
  5. Step 5: Solve for x
    x = 57,061,881.33/11,948.36
  6. Step 6: Final answer
    x = 4,775.71

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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.