Home / 8,375.28-11,557.94-4,789.82

Finding the Fourth Proportional to 8,375.28, 11,557.94 and 4,789.82

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Solution

The fourth proportional to 8,375.28, 11,557.94 and 4,789.82 is: 6,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375.28 : 11,557.94 = 4,789.82 : x
  2. Step 2: Convert to fraction form
    8,375.28/11,557.94 = 4,789.82/x
  3. Step 3: Cross multiply
    8,375.28x = 11,557.94 × 4,789.82
  4. Step 4: Simplify right side
    8,375.28x = 55,360,370.43
  5. Step 5: Solve for x
    x = 55,360,370.43/8,375.28
  6. Step 6: Final answer
    x = 6,609.97

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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.