Home / 11,415.24-17,116.38-6,801.48

Finding the Fourth Proportional to 11,415.24, 17,116.38 and 6,801.48

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Solution

The fourth proportional to 11,415.24, 17,116.38 and 6,801.48 is: 10,198.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,415.24 : 17,116.38 = 6,801.48 : x
  2. Step 2: Convert to fraction form
    11,415.24/17,116.38 = 6,801.48/x
  3. Step 3: Cross multiply
    11,415.24x = 17,116.38 × 6,801.48
  4. Step 4: Simplify right side
    11,415.24x = 116,416,716.24
  5. Step 5: Solve for x
    x = 116,416,716.24/11,415.24
  6. Step 6: Final answer
    x = 10,198.36

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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.