Home / 5,379.25-7,424.24-4,481.56

Finding the Fourth Proportional to 5,379.25, 7,424.24 and 4,481.56

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Solution

The fourth proportional to 5,379.25, 7,424.24 and 4,481.56 is: 6,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.25 : 7,424.24 = 4,481.56 : x
  2. Step 2: Convert to fraction form
    5,379.25/7,424.24 = 4,481.56/x
  3. Step 3: Cross multiply
    5,379.25x = 7,424.24 × 4,481.56
  4. Step 4: Simplify right side
    5,379.25x = 33,272,228.74
  5. Step 5: Solve for x
    x = 33,272,228.74/5,379.25
  6. Step 6: Final answer
    x = 6,185.29

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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.