Home / 3,644.37-5,027.46-2,318.51

Finding the Fourth Proportional to 3,644.37, 5,027.46 and 2,318.51

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Solution

The fourth proportional to 3,644.37, 5,027.46 and 2,318.51 is: 3,198.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.37 : 5,027.46 = 2,318.51 : x
  2. Step 2: Convert to fraction form
    3,644.37/5,027.46 = 2,318.51/x
  3. Step 3: Cross multiply
    3,644.37x = 5,027.46 × 2,318.51
  4. Step 4: Simplify right side
    3,644.37x = 11,656,191.15
  5. Step 5: Solve for x
    x = 11,656,191.15/3,644.37
  6. Step 6: Final answer
    x = 3,198.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.