Home / 11,782.48-17,669.39-3,460.36

Finding the Fourth Proportional to 11,782.48, 17,669.39 and 3,460.36

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Solution

The fourth proportional to 11,782.48, 17,669.39 and 3,460.36 is: 5,189.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,782.48 : 17,669.39 = 3,460.36 : x
  2. Step 2: Convert to fraction form
    11,782.48/17,669.39 = 3,460.36/x
  3. Step 3: Cross multiply
    11,782.48x = 17,669.39 × 3,460.36
  4. Step 4: Simplify right side
    11,782.48x = 61,142,450.38
  5. Step 5: Solve for x
    x = 61,142,450.38/11,782.48
  6. Step 6: Final answer
    x = 5,189.27

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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.