Home / 3,964.36-5,944.50-1,330.96

Finding the Fourth Proportional to 3,964.36, 5,944.50 and 1,330.96

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Solution

The fourth proportional to 3,964.36, 5,944.50 and 1,330.96 is: 1,995.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.36 : 5,944.50 = 1,330.96 : x
  2. Step 2: Convert to fraction form
    3,964.36/5,944.50 = 1,330.96/x
  3. Step 3: Cross multiply
    3,964.36x = 5,944.50 × 1,330.96
  4. Step 4: Simplify right side
    3,964.36x = 7,911,891.72
  5. Step 5: Solve for x
    x = 7,911,891.72/3,964.36
  6. Step 6: Final answer
    x = 1,995.76

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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.