Home / 11,448.96-17,173.60-3,240.96

Finding the Fourth Proportional to 11,448.96, 17,173.60 and 3,240.96

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Solution

The fourth proportional to 11,448.96, 17,173.60 and 3,240.96 is: 4,861.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,448.96 : 17,173.60 = 3,240.96 : x
  2. Step 2: Convert to fraction form
    11,448.96/17,173.60 = 3,240.96/x
  3. Step 3: Cross multiply
    11,448.96x = 17,173.60 × 3,240.96
  4. Step 4: Simplify right side
    11,448.96x = 55,658,950.66
  5. Step 5: Solve for x
    x = 55,658,950.66/11,448.96
  6. Step 6: Final answer
    x = 4,861.49

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1.5x scale

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.