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Finding the Fourth Proportional to 9,765.08, 14,604.42 and 8,676.44

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Solution

The fourth proportional to 9,765.08, 14,604.42 and 8,676.44 is: 12,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,765.08 : 14,604.42 = 8,676.44 : x
  2. Step 2: Convert to fraction form
    9,765.08/14,604.42 = 8,676.44/x
  3. Step 3: Cross multiply
    9,765.08x = 14,604.42 × 8,676.44
  4. Step 4: Simplify right side
    9,765.08x = 126,714,373.86
  5. Step 5: Solve for x
    x = 126,714,373.86/9,765.08
  6. Step 6: Final answer
    x = 12,976.28

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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.