Home / 8,635.38-11,910.99-5,273.91

Finding the Fourth Proportional to 8,635.38, 11,910.99 and 5,273.91

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Solution

The fourth proportional to 8,635.38, 11,910.99 and 5,273.91 is: 7,274.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.38 : 11,910.99 = 5,273.91 : x
  2. Step 2: Convert to fraction form
    8,635.38/11,910.99 = 5,273.91/x
  3. Step 3: Cross multiply
    8,635.38x = 11,910.99 × 5,273.91
  4. Step 4: Simplify right side
    8,635.38x = 62,817,489.27
  5. Step 5: Solve for x
    x = 62,817,489.27/8,635.38
  6. Step 6: Final answer
    x = 7,274.43

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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.