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Finding the Fourth Proportional to 6,408.88, 9,607.56 and 2,303.92

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Solution

The fourth proportional to 6,408.88, 9,607.56 and 2,303.92 is: 3,453.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.88 : 9,607.56 = 2,303.92 : x
  2. Step 2: Convert to fraction form
    6,408.88/9,607.56 = 2,303.92/x
  3. Step 3: Cross multiply
    6,408.88x = 9,607.56 × 2,303.92
  4. Step 4: Simplify right side
    6,408.88x = 22,135,049.64
  5. Step 5: Solve for x
    x = 22,135,049.64/6,408.88
  6. Step 6: Final answer
    x = 3,453.81

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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.