Home / 11,760.46-16,227.10-6,979.53

Finding the Fourth Proportional to 11,760.46, 16,227.10 and 6,979.53

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Solution

The fourth proportional to 11,760.46, 16,227.10 and 6,979.53 is: 9,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,760.46 : 16,227.10 = 6,979.53 : x
  2. Step 2: Convert to fraction form
    11,760.46/16,227.10 = 6,979.53/x
  3. Step 3: Cross multiply
    11,760.46x = 16,227.10 × 6,979.53
  4. Step 4: Simplify right side
    11,760.46x = 113,257,600.84
  5. Step 5: Solve for x
    x = 113,257,600.84/11,760.46
  6. Step 6: Final answer
    x = 9,630.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.