Home / 11,939.04-17,903.97-5,694.30

Finding the Fourth Proportional to 11,939.04, 17,903.97 and 5,694.30

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Solution

The fourth proportional to 11,939.04, 17,903.97 and 5,694.30 is: 8,539.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,939.04 : 17,903.97 = 5,694.30 : x
  2. Step 2: Convert to fraction form
    11,939.04/17,903.97 = 5,694.30/x
  3. Step 3: Cross multiply
    11,939.04x = 17,903.97 × 5,694.30
  4. Step 4: Simplify right side
    11,939.04x = 101,950,576.37
  5. Step 5: Solve for x
    x = 101,950,576.37/11,939.04
  6. Step 6: Final answer
    x = 8,539.26

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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.