Home / 5,518.44-7,610.22-4,257.54

Finding the Fourth Proportional to 5,518.44, 7,610.22 and 4,257.54

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Solution

The fourth proportional to 5,518.44, 7,610.22 and 4,257.54 is: 5,871.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.44 : 7,610.22 = 4,257.54 : x
  2. Step 2: Convert to fraction form
    5,518.44/7,610.22 = 4,257.54/x
  3. Step 3: Cross multiply
    5,518.44x = 7,610.22 × 4,257.54
  4. Step 4: Simplify right side
    5,518.44x = 32,400,816.06
  5. Step 5: Solve for x
    x = 32,400,816.06/5,518.44
  6. Step 6: Final answer
    x = 5,871.37

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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.