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Finding the Fourth Proportional to 3,245.02, 4,867.57 and 936.52

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Solution

The fourth proportional to 3,245.02, 4,867.57 and 936.52 is: 1,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.02 : 4,867.57 = 936.52 : x
  2. Step 2: Convert to fraction form
    3,245.02/4,867.57 = 936.52/x
  3. Step 3: Cross multiply
    3,245.02x = 4,867.57 × 936.52
  4. Step 4: Simplify right side
    3,245.02x = 4,558,576.66
  5. Step 5: Solve for x
    x = 4,558,576.66/3,245.02
  6. Step 6: Final answer
    x = 1,404.79

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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.