Home / 3,977.23-5,964.45-1,165.31

Finding the Fourth Proportional to 3,977.23, 5,964.45 and 1,165.31

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Solution

The fourth proportional to 3,977.23, 5,964.45 and 1,165.31 is: 1,747.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977.23 : 5,964.45 = 1,165.31 : x
  2. Step 2: Convert to fraction form
    3,977.23/5,964.45 = 1,165.31/x
  3. Step 3: Cross multiply
    3,977.23x = 5,964.45 × 1,165.31
  4. Step 4: Simplify right side
    3,977.23x = 6,950,433.23
  5. Step 5: Solve for x
    x = 6,950,433.23/3,977.23
  6. Step 6: Final answer
    x = 1,747.56

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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.