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Finding the Fourth Proportional to 8,945.63, 13,414.10 and 2,704.44

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Solution

The fourth proportional to 8,945.63, 13,414.10 and 2,704.44 is: 4,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.63 : 13,414.10 = 2,704.44 : x
  2. Step 2: Convert to fraction form
    8,945.63/13,414.10 = 2,704.44/x
  3. Step 3: Cross multiply
    8,945.63x = 13,414.10 × 2,704.44
  4. Step 4: Simplify right side
    8,945.63x = 36,277,615.08
  5. Step 5: Solve for x
    x = 36,277,615.08/8,945.63
  6. Step 6: Final answer
    x = 4,055.35

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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.