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Finding the Fourth Proportional to 8,599.44, 12,900.76 and 2,757.52

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Solution

The fourth proportional to 8,599.44, 12,900.76 and 2,757.52 is: 4,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,599.44 : 12,900.76 = 2,757.52 : x
  2. Step 2: Convert to fraction form
    8,599.44/12,900.76 = 2,757.52/x
  3. Step 3: Cross multiply
    8,599.44x = 12,900.76 × 2,757.52
  4. Step 4: Simplify right side
    8,599.44x = 35,574,103.72
  5. Step 5: Solve for x
    x = 35,574,103.72/8,599.44
  6. Step 6: Final answer
    x = 4,136.79

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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.