Home / 11,756.44-17,623.60-3,959.80

Finding the Fourth Proportional to 11,756.44, 17,623.60 and 3,959.80

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Solution

The fourth proportional to 11,756.44, 17,623.60 and 3,959.80 is: 5,935.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756.44 : 17,623.60 = 3,959.80 : x
  2. Step 2: Convert to fraction form
    11,756.44/17,623.60 = 3,959.80/x
  3. Step 3: Cross multiply
    11,756.44x = 17,623.60 × 3,959.80
  4. Step 4: Simplify right side
    11,756.44x = 69,785,931.28
  5. Step 5: Solve for x
    x = 69,785,931.28/11,756.44
  6. Step 6: Final answer
    x = 5,935.97

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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.