Home / 5,422.13-8,134.34-3,083.25

Finding the Fourth Proportional to 5,422.13, 8,134.34 and 3,083.25

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Solution

The fourth proportional to 5,422.13, 8,134.34 and 3,083.25 is: 4,625.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.13 : 8,134.34 = 3,083.25 : x
  2. Step 2: Convert to fraction form
    5,422.13/8,134.34 = 3,083.25/x
  3. Step 3: Cross multiply
    5,422.13x = 8,134.34 × 3,083.25
  4. Step 4: Simplify right side
    5,422.13x = 25,080,188.39
  5. Step 5: Solve for x
    x = 25,080,188.39/5,422.13
  6. Step 6: Final answer
    x = 4,625.53

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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.