Home / 2,910.33-4,016.45-1,634.31

Finding the Fourth Proportional to 2,910.33, 4,016.45 and 1,634.31

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Solution

The fourth proportional to 2,910.33, 4,016.45 and 1,634.31 is: 2,255.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.33 : 4,016.45 = 1,634.31 : x
  2. Step 2: Convert to fraction form
    2,910.33/4,016.45 = 1,634.31/x
  3. Step 3: Cross multiply
    2,910.33x = 4,016.45 × 1,634.31
  4. Step 4: Simplify right side
    2,910.33x = 6,564,128.49
  5. Step 5: Solve for x
    x = 6,564,128.49/2,910.33
  6. Step 6: Final answer
    x = 2,255.46

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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.