Home / 11,448.09-17,178.63-6,183.03

Finding the Fourth Proportional to 11,448.09, 17,178.63 and 6,183.03

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Solution

The fourth proportional to 11,448.09, 17,178.63 and 6,183.03 is: 9,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,448.09 : 17,178.63 = 6,183.03 : x
  2. Step 2: Convert to fraction form
    11,448.09/17,178.63 = 6,183.03/x
  3. Step 3: Cross multiply
    11,448.09x = 17,178.63 × 6,183.03
  4. Step 4: Simplify right side
    11,448.09x = 106,215,984.65
  5. Step 5: Solve for x
    x = 106,215,984.65/11,448.09
  6. Step 6: Final answer
    x = 9,278.05

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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.