Home / 9,021.37-13,534.79-6,393.96

Finding the Fourth Proportional to 9,021.37, 13,534.79 and 6,393.96

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Solution

The fourth proportional to 9,021.37, 13,534.79 and 6,393.96 is: 9,592.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.37 : 13,534.79 = 6,393.96 : x
  2. Step 2: Convert to fraction form
    9,021.37/13,534.79 = 6,393.96/x
  3. Step 3: Cross multiply
    9,021.37x = 13,534.79 × 6,393.96
  4. Step 4: Simplify right side
    9,021.37x = 86,540,905.87
  5. Step 5: Solve for x
    x = 86,540,905.87/9,021.37
  6. Step 6: Final answer
    x = 9,592.88

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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.