Home / 11,301.26-15,579.44-7,933.64

Finding the Fourth Proportional to 11,301.26, 15,579.44 and 7,933.64

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Solution

The fourth proportional to 11,301.26, 15,579.44 and 7,933.64 is: 10,936.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.26 : 15,579.44 = 7,933.64 : x
  2. Step 2: Convert to fraction form
    11,301.26/15,579.44 = 7,933.64/x
  3. Step 3: Cross multiply
    11,301.26x = 15,579.44 × 7,933.64
  4. Step 4: Simplify right side
    11,301.26x = 123,601,668.36
  5. Step 5: Solve for x
    x = 123,601,668.36/11,301.26
  6. Step 6: Final answer
    x = 10,936.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.