Home / 9,134.32-12,610.32-6,334.96

Finding the Fourth Proportional to 9,134.32, 12,610.32 and 6,334.96

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Solution

The fourth proportional to 9,134.32, 12,610.32 and 6,334.96 is: 8,745.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134.32 : 12,610.32 = 6,334.96 : x
  2. Step 2: Convert to fraction form
    9,134.32/12,610.32 = 6,334.96/x
  3. Step 3: Cross multiply
    9,134.32x = 12,610.32 × 6,334.96
  4. Step 4: Simplify right side
    9,134.32x = 79,885,872.79
  5. Step 5: Solve for x
    x = 79,885,872.79/9,134.32
  6. Step 6: Final answer
    x = 8,745.68

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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.