Home / 11,979.07-17,968.61-4,584.26

Finding the Fourth Proportional to 11,979.07, 17,968.61 and 4,584.26

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Solution

The fourth proportional to 11,979.07, 17,968.61 and 4,584.26 is: 6,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,979.07 : 17,968.61 = 4,584.26 : x
  2. Step 2: Convert to fraction form
    11,979.07/17,968.61 = 4,584.26/x
  3. Step 3: Cross multiply
    11,979.07x = 17,968.61 × 4,584.26
  4. Step 4: Simplify right side
    11,979.07x = 82,372,836.46
  5. Step 5: Solve for x
    x = 82,372,836.46/11,979.07
  6. Step 6: Final answer
    x = 6,876.40

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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.