Home / 5,208.44-7,814.91-2,865.58

Finding the Fourth Proportional to 5,208.44, 7,814.91 and 2,865.58

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Solution

The fourth proportional to 5,208.44, 7,814.91 and 2,865.58 is: 4,299.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.44 : 7,814.91 = 2,865.58 : x
  2. Step 2: Convert to fraction form
    5,208.44/7,814.91 = 2,865.58/x
  3. Step 3: Cross multiply
    5,208.44x = 7,814.91 × 2,865.58
  4. Step 4: Simplify right side
    5,208.44x = 22,394,241.01
  5. Step 5: Solve for x
    x = 22,394,241.01/5,208.44
  6. Step 6: Final answer
    x = 4,299.61

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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.