Home / 9,004.14-12,408.53-6,481.80

Finding the Fourth Proportional to 9,004.14, 12,408.53 and 6,481.80

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Solution

The fourth proportional to 9,004.14, 12,408.53 and 6,481.80 is: 8,932.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,004.14 : 12,408.53 = 6,481.80 : x
  2. Step 2: Convert to fraction form
    9,004.14/12,408.53 = 6,481.80/x
  3. Step 3: Cross multiply
    9,004.14x = 12,408.53 × 6,481.80
  4. Step 4: Simplify right side
    9,004.14x = 80,429,577.35
  5. Step 5: Solve for x
    x = 80,429,577.35/9,004.14
  6. Step 6: Final answer
    x = 8,932.51

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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.