Home / 11,964.03-17,927.86-5,715.44

Finding the Fourth Proportional to 11,964.03, 17,927.86 and 5,715.44

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Solution

The fourth proportional to 11,964.03, 17,927.86 and 5,715.44 is: 8,564.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.03 : 17,927.86 = 5,715.44 : x
  2. Step 2: Convert to fraction form
    11,964.03/17,927.86 = 5,715.44/x
  3. Step 3: Cross multiply
    11,964.03x = 17,927.86 × 5,715.44
  4. Step 4: Simplify right side
    11,964.03x = 102,465,515.68
  5. Step 5: Solve for x
    x = 102,465,515.68/11,964.03
  6. Step 6: Final answer
    x = 8,564.47

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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.