Home / 3,664.55-5,493.56-1,471.79

Finding the Fourth Proportional to 3,664.55, 5,493.56 and 1,471.79

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Solution

The fourth proportional to 3,664.55, 5,493.56 and 1,471.79 is: 2,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.55 : 5,493.56 = 1,471.79 : x
  2. Step 2: Convert to fraction form
    3,664.55/5,493.56 = 1,471.79/x
  3. Step 3: Cross multiply
    3,664.55x = 5,493.56 × 1,471.79
  4. Step 4: Simplify right side
    3,664.55x = 8,085,331.85
  5. Step 5: Solve for x
    x = 8,085,331.85/3,664.55
  6. Step 6: Final answer
    x = 2,206.37

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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.