Home / 8,249.88-11,393.82-5,601.72

Finding the Fourth Proportional to 8,249.88, 11,393.82 and 5,601.72

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Solution

The fourth proportional to 8,249.88, 11,393.82 and 5,601.72 is: 7,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.88 : 11,393.82 = 5,601.72 : x
  2. Step 2: Convert to fraction form
    8,249.88/11,393.82 = 5,601.72/x
  3. Step 3: Cross multiply
    8,249.88x = 11,393.82 × 5,601.72
  4. Step 4: Simplify right side
    8,249.88x = 63,824,989.37
  5. Step 5: Solve for x
    x = 63,824,989.37/8,249.88
  6. Step 6: Final answer
    x = 7,736.47

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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.