Home / 8,122.41-11,176.38-6,233.22

Finding the Fourth Proportional to 8,122.41, 11,176.38 and 6,233.22

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Solution

The fourth proportional to 8,122.41, 11,176.38 and 6,233.22 is: 8,576.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122.41 : 11,176.38 = 6,233.22 : x
  2. Step 2: Convert to fraction form
    8,122.41/11,176.38 = 6,233.22/x
  3. Step 3: Cross multiply
    8,122.41x = 11,176.38 × 6,233.22
  4. Step 4: Simplify right side
    8,122.41x = 69,664,835.34
  5. Step 5: Solve for x
    x = 69,664,835.34/8,122.41
  6. Step 6: Final answer
    x = 8,576.87

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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.