Home / 3,914.31-5,866.01-2,813.52

Finding the Fourth Proportional to 3,914.31, 5,866.01 and 2,813.52

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Solution

The fourth proportional to 3,914.31, 5,866.01 and 2,813.52 is: 4,216.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.31 : 5,866.01 = 2,813.52 : x
  2. Step 2: Convert to fraction form
    3,914.31/5,866.01 = 2,813.52/x
  3. Step 3: Cross multiply
    3,914.31x = 5,866.01 × 2,813.52
  4. Step 4: Simplify right side
    3,914.31x = 16,504,122.39
  5. Step 5: Solve for x
    x = 16,504,122.39/3,914.31
  6. Step 6: Final answer
    x = 4,216.36

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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.