Home / 3,964.22-5,945.88-1,042.75

Finding the Fourth Proportional to 3,964.22, 5,945.88 and 1,042.75

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Solution

The fourth proportional to 3,964.22, 5,945.88 and 1,042.75 is: 1,564.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.22 : 5,945.88 = 1,042.75 : x
  2. Step 2: Convert to fraction form
    3,964.22/5,945.88 = 1,042.75/x
  3. Step 3: Cross multiply
    3,964.22x = 5,945.88 × 1,042.75
  4. Step 4: Simplify right side
    3,964.22x = 6,200,066.37
  5. Step 5: Solve for x
    x = 6,200,066.37/3,964.22
  6. Step 6: Final answer
    x = 1,564.01

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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.