Home / 10,983.22-16,475.50-4,408.56

Finding the Fourth Proportional to 10,983.22, 16,475.50 and 4,408.56

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Solution

The fourth proportional to 10,983.22, 16,475.50 and 4,408.56 is: 6,613.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983.22 : 16,475.50 = 4,408.56 : x
  2. Step 2: Convert to fraction form
    10,983.22/16,475.50 = 4,408.56/x
  3. Step 3: Cross multiply
    10,983.22x = 16,475.50 × 4,408.56
  4. Step 4: Simplify right side
    10,983.22x = 72,633,230.28
  5. Step 5: Solve for x
    x = 72,633,230.28/10,983.22
  6. Step 6: Final answer
    x = 6,613.11

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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.