Home / 2,426.28-3,638.88-965.04

Finding the Fourth Proportional to 2,426.28, 3,638.88 and 965.04

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Solution

The fourth proportional to 2,426.28, 3,638.88 and 965.04 is: 1,447.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.28 : 3,638.88 = 965.04 : x
  2. Step 2: Convert to fraction form
    2,426.28/3,638.88 = 965.04/x
  3. Step 3: Cross multiply
    2,426.28x = 3,638.88 × 965.04
  4. Step 4: Simplify right side
    2,426.28x = 3,511,664.76
  5. Step 5: Solve for x
    x = 3,511,664.76/2,426.28
  6. Step 6: Final answer
    x = 1,447.35

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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.