Home / 2,489.37-3,434.45-1,544.82

Finding the Fourth Proportional to 2,489.37, 3,434.45 and 1,544.82

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Solution

The fourth proportional to 2,489.37, 3,434.45 and 1,544.82 is: 2,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489.37 : 3,434.45 = 1,544.82 : x
  2. Step 2: Convert to fraction form
    2,489.37/3,434.45 = 1,544.82/x
  3. Step 3: Cross multiply
    2,489.37x = 3,434.45 × 1,544.82
  4. Step 4: Simplify right side
    2,489.37x = 5,305,607.05
  5. Step 5: Solve for x
    x = 5,305,607.05/2,489.37
  6. Step 6: Final answer
    x = 2,131.31

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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.