Home / 11,962.59-17,946.62-3,643.79

Finding the Fourth Proportional to 11,962.59, 17,946.62 and 3,643.79

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Solution

The fourth proportional to 11,962.59, 17,946.62 and 3,643.79 is: 5,466.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.59 : 17,946.62 = 3,643.79 : x
  2. Step 2: Convert to fraction form
    11,962.59/17,946.62 = 3,643.79/x
  3. Step 3: Cross multiply
    11,962.59x = 17,946.62 × 3,643.79
  4. Step 4: Simplify right side
    11,962.59x = 65,393,606.54
  5. Step 5: Solve for x
    x = 65,393,606.54/11,962.59
  6. Step 6: Final answer
    x = 5,466.51

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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.