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Finding the Fourth Proportional to 8,794.88, 13,197.28 and 3,604.40

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Solution

The fourth proportional to 8,794.88, 13,197.28 and 3,604.40 is: 5,408.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.88 : 13,197.28 = 3,604.40 : x
  2. Step 2: Convert to fraction form
    8,794.88/13,197.28 = 3,604.40/x
  3. Step 3: Cross multiply
    8,794.88x = 13,197.28 × 3,604.40
  4. Step 4: Simplify right side
    8,794.88x = 47,568,276.03
  5. Step 5: Solve for x
    x = 47,568,276.03/8,794.88
  6. Step 6: Final answer
    x = 5,408.63

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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.