Home / 3,634.56-5,446.08-2,171.88

Finding the Fourth Proportional to 3,634.56, 5,446.08 and 2,171.88

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Solution

The fourth proportional to 3,634.56, 5,446.08 and 2,171.88 is: 3,254.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.56 : 5,446.08 = 2,171.88 : x
  2. Step 2: Convert to fraction form
    3,634.56/5,446.08 = 2,171.88/x
  3. Step 3: Cross multiply
    3,634.56x = 5,446.08 × 2,171.88
  4. Step 4: Simplify right side
    3,634.56x = 11,828,232.23
  5. Step 5: Solve for x
    x = 11,828,232.23/3,634.56
  6. Step 6: Final answer
    x = 3,254.38

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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.