Home / 8,344.89-12,519.31-2,722.53

Finding the Fourth Proportional to 8,344.89, 12,519.31 and 2,722.53

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Solution

The fourth proportional to 8,344.89, 12,519.31 and 2,722.53 is: 4,084.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.89 : 12,519.31 = 2,722.53 : x
  2. Step 2: Convert to fraction form
    8,344.89/12,519.31 = 2,722.53/x
  3. Step 3: Cross multiply
    8,344.89x = 12,519.31 × 2,722.53
  4. Step 4: Simplify right side
    8,344.89x = 34,084,197.05
  5. Step 5: Solve for x
    x = 34,084,197.05/8,344.89
  6. Step 6: Final answer
    x = 4,084.44

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1.5x scale

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.