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Finding the Fourth Proportional to 8,847.64, 13,272.68 and 3,002.68

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Solution

The fourth proportional to 8,847.64, 13,272.68 and 3,002.68 is: 4,504.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.64 : 13,272.68 = 3,002.68 : x
  2. Step 2: Convert to fraction form
    8,847.64/13,272.68 = 3,002.68/x
  3. Step 3: Cross multiply
    8,847.64x = 13,272.68 × 3,002.68
  4. Step 4: Simplify right side
    8,847.64x = 39,853,610.78
  5. Step 5: Solve for x
    x = 39,853,610.78/8,847.64
  6. Step 6: Final answer
    x = 4,504.43

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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.