Home / 8,133.23-12,193.70-4,438.61

Finding the Fourth Proportional to 8,133.23, 12,193.70 and 4,438.61

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Solution

The fourth proportional to 8,133.23, 12,193.70 and 4,438.61 is: 6,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.23 : 12,193.70 = 4,438.61 : x
  2. Step 2: Convert to fraction form
    8,133.23/12,193.70 = 4,438.61/x
  3. Step 3: Cross multiply
    8,133.23x = 12,193.70 × 4,438.61
  4. Step 4: Simplify right side
    8,133.23x = 54,123,028.89
  5. Step 5: Solve for x
    x = 54,123,028.89/8,133.23
  6. Step 6: Final answer
    x = 6,654.56

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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.