Home / 11,858.21-17,788.33-3,537.69

Finding the Fourth Proportional to 11,858.21, 17,788.33 and 3,537.69

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Solution

The fourth proportional to 11,858.21, 17,788.33 and 3,537.69 is: 5,306.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858.21 : 17,788.33 = 3,537.69 : x
  2. Step 2: Convert to fraction form
    11,858.21/17,788.33 = 3,537.69/x
  3. Step 3: Cross multiply
    11,858.21x = 17,788.33 × 3,537.69
  4. Step 4: Simplify right side
    11,858.21x = 62,929,597.16
  5. Step 5: Solve for x
    x = 62,929,597.16/11,858.21
  6. Step 6: Final answer
    x = 5,306.84

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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.