Home / 8,523.38-12,785.79-2,601.59

Finding the Fourth Proportional to 8,523.38, 12,785.79 and 2,601.59

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Solution

The fourth proportional to 8,523.38, 12,785.79 and 2,601.59 is: 3,902.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,523.38 : 12,785.79 = 2,601.59 : x
  2. Step 2: Convert to fraction form
    8,523.38/12,785.79 = 2,601.59/x
  3. Step 3: Cross multiply
    8,523.38x = 12,785.79 × 2,601.59
  4. Step 4: Simplify right side
    8,523.38x = 33,263,429.80
  5. Step 5: Solve for x
    x = 33,263,429.80/8,523.38
  6. Step 6: Final answer
    x = 3,902.61

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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.