Home / 3,634.38-5,446.36-2,071.15

Finding the Fourth Proportional to 3,634.38, 5,446.36 and 2,071.15

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Solution

The fourth proportional to 3,634.38, 5,446.36 and 2,071.15 is: 3,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.38 : 5,446.36 = 2,071.15 : x
  2. Step 2: Convert to fraction form
    3,634.38/5,446.36 = 2,071.15/x
  3. Step 3: Cross multiply
    3,634.38x = 5,446.36 × 2,071.15
  4. Step 4: Simplify right side
    3,634.38x = 11,280,228.51
  5. Step 5: Solve for x
    x = 11,280,228.51/3,634.38
  6. Step 6: Final answer
    x = 3,103.76

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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.