Home / 10,261.24-15,393.36-3,238.88

Finding the Fourth Proportional to 10,261.24, 15,393.36 and 3,238.88

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Solution

The fourth proportional to 10,261.24, 15,393.36 and 3,238.88 is: 4,858.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.24 : 15,393.36 = 3,238.88 : x
  2. Step 2: Convert to fraction form
    10,261.24/15,393.36 = 3,238.88/x
  3. Step 3: Cross multiply
    10,261.24x = 15,393.36 × 3,238.88
  4. Step 4: Simplify right side
    10,261.24x = 49,857,245.84
  5. Step 5: Solve for x
    x = 49,857,245.84/10,261.24
  6. Step 6: Final answer
    x = 4,858.79

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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.