Home / 3,965.82-5,474.73-2,475.93

Finding the Fourth Proportional to 3,965.82, 5,474.73 and 2,475.93

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Solution

The fourth proportional to 3,965.82, 5,474.73 and 2,475.93 is: 3,417.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.82 : 5,474.73 = 2,475.93 : x
  2. Step 2: Convert to fraction form
    3,965.82/5,474.73 = 2,475.93/x
  3. Step 3: Cross multiply
    3,965.82x = 5,474.73 × 2,475.93
  4. Step 4: Simplify right side
    3,965.82x = 13,555,048.25
  5. Step 5: Solve for x
    x = 13,555,048.25/3,965.82
  6. Step 6: Final answer
    x = 3,417.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.