Home / 8,371.44-11,550.60-5,388.24

Finding the Fourth Proportional to 8,371.44, 11,550.60 and 5,388.24

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Solution

The fourth proportional to 8,371.44, 11,550.60 and 5,388.24 is: 7,434.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.44 : 11,550.60 = 5,388.24 : x
  2. Step 2: Convert to fraction form
    8,371.44/11,550.60 = 5,388.24/x
  3. Step 3: Cross multiply
    8,371.44x = 11,550.60 × 5,388.24
  4. Step 4: Simplify right side
    8,371.44x = 62,237,404.94
  5. Step 5: Solve for x
    x = 62,237,404.94/8,371.44
  6. Step 6: Final answer
    x = 7,434.49

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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.