Home / 3,933.58-5,901.96-3,871.40

Finding the Fourth Proportional to 3,933.58, 5,901.96 and 3,871.40

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Solution

The fourth proportional to 3,933.58, 5,901.96 and 3,871.40 is: 5,808.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.58 : 5,901.96 = 3,871.40 : x
  2. Step 2: Convert to fraction form
    3,933.58/5,901.96 = 3,871.40/x
  3. Step 3: Cross multiply
    3,933.58x = 5,901.96 × 3,871.40
  4. Step 4: Simplify right side
    3,933.58x = 22,848,832.95
  5. Step 5: Solve for x
    x = 22,848,832.95/3,933.58
  6. Step 6: Final answer
    x = 5,808.66

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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.