Home / 11,414.09-17,124.39-6,738.36

Finding the Fourth Proportional to 11,414.09, 17,124.39 and 6,738.36

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Solution

The fourth proportional to 11,414.09, 17,124.39 and 6,738.36 is: 10,109.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,414.09 : 17,124.39 = 6,738.36 : x
  2. Step 2: Convert to fraction form
    11,414.09/17,124.39 = 6,738.36/x
  3. Step 3: Cross multiply
    11,414.09x = 17,124.39 × 6,738.36
  4. Step 4: Simplify right side
    11,414.09x = 115,390,304.60
  5. Step 5: Solve for x
    x = 115,390,304.60/11,414.09
  6. Step 6: Final answer
    x = 10,109.46

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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.