Home / 6,408.56-8,844.12-3,614

Finding the Fourth Proportional to 6,408.56, 8,844.12 and 3,614

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Solution

The fourth proportional to 6,408.56, 8,844.12 and 3,614 is: 4,987.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.56 : 8,844.12 = 3,614 : x
  2. Step 2: Convert to fraction form
    6,408.56/8,844.12 = 3,614/x
  3. Step 3: Cross multiply
    6,408.56x = 8,844.12 × 3,614
  4. Step 4: Simplify right side
    6,408.56x = 31,962,649.68
  5. Step 5: Solve for x
    x = 31,962,649.68/6,408.56
  6. Step 6: Final answer
    x = 4,987.49

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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.