Home / 11,346.15-17,021.84-3,849.30

Finding the Fourth Proportional to 11,346.15, 17,021.84 and 3,849.30

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Solution

The fourth proportional to 11,346.15, 17,021.84 and 3,849.30 is: 5,774.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.15 : 17,021.84 = 3,849.30 : x
  2. Step 2: Convert to fraction form
    11,346.15/17,021.84 = 3,849.30/x
  3. Step 3: Cross multiply
    11,346.15x = 17,021.84 × 3,849.30
  4. Step 4: Simplify right side
    11,346.15x = 65,522,220.89
  5. Step 5: Solve for x
    x = 65,522,220.89/11,346.15
  6. Step 6: Final answer
    x = 5,774.84

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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.