Home / 2,426.60-3,638.82-965.36

Finding the Fourth Proportional to 2,426.60, 3,638.82 and 965.36

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Solution

The fourth proportional to 2,426.60, 3,638.82 and 965.36 is: 1,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.60 : 3,638.82 = 965.36 : x
  2. Step 2: Convert to fraction form
    2,426.60/3,638.82 = 965.36/x
  3. Step 3: Cross multiply
    2,426.60x = 3,638.82 × 965.36
  4. Step 4: Simplify right side
    2,426.60x = 3,512,771.28
  5. Step 5: Solve for x
    x = 3,512,771.28/2,426.60
  6. Step 6: Final answer
    x = 1,447.61

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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.