Home / 9,489.20-14,233.80-2,563.70

Finding the Fourth Proportional to 9,489.20, 14,233.80 and 2,563.70

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Solution

The fourth proportional to 9,489.20, 14,233.80 and 2,563.70 is: 3,845.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489.20 : 14,233.80 = 2,563.70 : x
  2. Step 2: Convert to fraction form
    9,489.20/14,233.80 = 2,563.70/x
  3. Step 3: Cross multiply
    9,489.20x = 14,233.80 × 2,563.70
  4. Step 4: Simplify right side
    9,489.20x = 36,491,121.89
  5. Step 5: Solve for x
    x = 36,491,121.89/9,489.20
  6. Step 6: Final answer
    x = 3,845.54

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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.