Home / 11,629.26-16,043.24-7,749.56

Finding the Fourth Proportional to 11,629.26, 16,043.24 and 7,749.56

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Solution

The fourth proportional to 11,629.26, 16,043.24 and 7,749.56 is: 10,690.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.26 : 16,043.24 = 7,749.56 : x
  2. Step 2: Convert to fraction form
    11,629.26/16,043.24 = 7,749.56/x
  3. Step 3: Cross multiply
    11,629.26x = 16,043.24 × 7,749.56
  4. Step 4: Simplify right side
    11,629.26x = 124,327,932.01
  5. Step 5: Solve for x
    x = 124,327,932.01/11,629.26
  6. Step 6: Final answer
    x = 10,690.96

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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.