Home / 8,134.23-12,195.20-4,439.61

Finding the Fourth Proportional to 8,134.23, 12,195.20 and 4,439.61

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Solution

The fourth proportional to 8,134.23, 12,195.20 and 4,439.61 is: 6,656.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.23 : 12,195.20 = 4,439.61 : x
  2. Step 2: Convert to fraction form
    8,134.23/12,195.20 = 4,439.61/x
  3. Step 3: Cross multiply
    8,134.23x = 12,195.20 × 4,439.61
  4. Step 4: Simplify right side
    8,134.23x = 54,141,931.87
  5. Step 5: Solve for x
    x = 54,141,931.87/8,134.23
  6. Step 6: Final answer
    x = 6,656.06

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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.