Home / 3,664.31-5,485.76-2,273.45

Finding the Fourth Proportional to 3,664.31, 5,485.76 and 2,273.45

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Solution

The fourth proportional to 3,664.31, 5,485.76 and 2,273.45 is: 3,403.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.31 : 5,485.76 = 2,273.45 : x
  2. Step 2: Convert to fraction form
    3,664.31/5,485.76 = 2,273.45/x
  3. Step 3: Cross multiply
    3,664.31x = 5,485.76 × 2,273.45
  4. Step 4: Simplify right side
    3,664.31x = 12,471,589.70
  5. Step 5: Solve for x
    x = 12,471,589.70/3,664.31
  6. Step 6: Final answer
    x = 3,403.53

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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.