Home / 11,936.63-17,904.95-3,728.63

Finding the Fourth Proportional to 11,936.63, 17,904.95 and 3,728.63

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Solution

The fourth proportional to 11,936.63, 17,904.95 and 3,728.63 is: 5,592.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.63 : 17,904.95 = 3,728.63 : x
  2. Step 2: Convert to fraction form
    11,936.63/17,904.95 = 3,728.63/x
  3. Step 3: Cross multiply
    11,936.63x = 17,904.95 × 3,728.63
  4. Step 4: Simplify right side
    11,936.63x = 66,760,825.55
  5. Step 5: Solve for x
    x = 66,760,825.55/11,936.63
  6. Step 6: Final answer
    x = 5,592.94

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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.