Home / 11,343.26-17,019.77-3,943.69

Finding the Fourth Proportional to 11,343.26, 17,019.77 and 3,943.69

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Solution

The fourth proportional to 11,343.26, 17,019.77 and 3,943.69 is: 5,917.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,343.26 : 17,019.77 = 3,943.69 : x
  2. Step 2: Convert to fraction form
    11,343.26/17,019.77 = 3,943.69/x
  3. Step 3: Cross multiply
    11,343.26x = 17,019.77 × 3,943.69
  4. Step 4: Simplify right side
    11,343.26x = 67,120,696.75
  5. Step 5: Solve for x
    x = 67,120,696.75/11,343.26
  6. Step 6: Final answer
    x = 5,917.23

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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.