Home / 11,964.25-17,946.39-3,756.25

Finding the Fourth Proportional to 11,964.25, 17,946.39 and 3,756.25

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Solution

The fourth proportional to 11,964.25, 17,946.39 and 3,756.25 is: 5,634.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.25 : 17,946.39 = 3,756.25 : x
  2. Step 2: Convert to fraction form
    11,964.25/17,946.39 = 3,756.25/x
  3. Step 3: Cross multiply
    11,964.25x = 17,946.39 × 3,756.25
  4. Step 4: Simplify right side
    11,964.25x = 67,411,127.44
  5. Step 5: Solve for x
    x = 67,411,127.44/11,964.25
  6. Step 6: Final answer
    x = 5,634.38

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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.