Home / 3,965.37-5,474.03-2,973.93

Finding the Fourth Proportional to 3,965.37, 5,474.03 and 2,973.93

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Solution

The fourth proportional to 3,965.37, 5,474.03 and 2,973.93 is: 4,105.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.37 : 5,474.03 = 2,973.93 : x
  2. Step 2: Convert to fraction form
    3,965.37/5,474.03 = 2,973.93/x
  3. Step 3: Cross multiply
    3,965.37x = 5,474.03 × 2,973.93
  4. Step 4: Simplify right side
    3,965.37x = 16,279,367.17
  5. Step 5: Solve for x
    x = 16,279,367.17/3,965.37
  6. Step 6: Final answer
    x = 4,105.38

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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.