Home / 8,372.28-12,559.07-2,528.88

Finding the Fourth Proportional to 8,372.28, 12,559.07 and 2,528.88

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Solution

The fourth proportional to 8,372.28, 12,559.07 and 2,528.88 is: 3,793.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.28 : 12,559.07 = 2,528.88 : x
  2. Step 2: Convert to fraction form
    8,372.28/12,559.07 = 2,528.88/x
  3. Step 3: Cross multiply
    8,372.28x = 12,559.07 × 2,528.88
  4. Step 4: Simplify right side
    8,372.28x = 31,760,380.94
  5. Step 5: Solve for x
    x = 31,760,380.94/8,372.28
  6. Step 6: Final answer
    x = 3,793.52

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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.