Home / 11,769.46-17,652.62-4,372.91

Finding the Fourth Proportional to 11,769.46, 17,652.62 and 4,372.91

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Solution

The fourth proportional to 11,769.46, 17,652.62 and 4,372.91 is: 6,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.46 : 17,652.62 = 4,372.91 : x
  2. Step 2: Convert to fraction form
    11,769.46/17,652.62 = 4,372.91/x
  3. Step 3: Cross multiply
    11,769.46x = 17,652.62 × 4,372.91
  4. Step 4: Simplify right side
    11,769.46x = 77,193,340.79
  5. Step 5: Solve for x
    x = 77,193,340.79/11,769.46
  6. Step 6: Final answer
    x = 6,558.78

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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.