Home / 11,240.14-16,859.80-3,448.75

Finding the Fourth Proportional to 11,240.14, 16,859.80 and 3,448.75

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Solution

The fourth proportional to 11,240.14, 16,859.80 and 3,448.75 is: 5,173.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.14 : 16,859.80 = 3,448.75 : x
  2. Step 2: Convert to fraction form
    11,240.14/16,859.80 = 3,448.75/x
  3. Step 3: Cross multiply
    11,240.14x = 16,859.80 × 3,448.75
  4. Step 4: Simplify right side
    11,240.14x = 58,145,235.25
  5. Step 5: Solve for x
    x = 58,145,235.25/11,240.14
  6. Step 6: Final answer
    x = 5,173.00

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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.