Home / 11,869.49-17,836.56-6,326.79

Finding the Fourth Proportional to 11,869.49, 17,836.56 and 6,326.79

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Solution

The fourth proportional to 11,869.49, 17,836.56 and 6,326.79 is: 9,507.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869.49 : 17,836.56 = 6,326.79 : x
  2. Step 2: Convert to fraction form
    11,869.49/17,836.56 = 6,326.79/x
  3. Step 3: Cross multiply
    11,869.49x = 17,836.56 × 6,326.79
  4. Step 4: Simplify right side
    11,869.49x = 112,848,169.44
  5. Step 5: Solve for x
    x = 112,848,169.44/11,869.49
  6. Step 6: Final answer
    x = 9,507.42

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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.