Home / 8,250.26-12,375.38-3,864.51

Finding the Fourth Proportional to 8,250.26, 12,375.38 and 3,864.51

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Solution

The fourth proportional to 8,250.26, 12,375.38 and 3,864.51 is: 5,796.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.26 : 12,375.38 = 3,864.51 : x
  2. Step 2: Convert to fraction form
    8,250.26/12,375.38 = 3,864.51/x
  3. Step 3: Cross multiply
    8,250.26x = 12,375.38 × 3,864.51
  4. Step 4: Simplify right side
    8,250.26x = 47,824,789.43
  5. Step 5: Solve for x
    x = 47,824,789.43/8,250.26
  6. Step 6: Final answer
    x = 5,796.77

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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.