Home / 8,234.11-11,363.24-4,649.81

Finding the Fourth Proportional to 8,234.11, 11,363.24 and 4,649.81

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Solution

The fourth proportional to 8,234.11, 11,363.24 and 4,649.81 is: 6,416.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.11 : 11,363.24 = 4,649.81 : x
  2. Step 2: Convert to fraction form
    8,234.11/11,363.24 = 4,649.81/x
  3. Step 3: Cross multiply
    8,234.11x = 11,363.24 × 4,649.81
  4. Step 4: Simplify right side
    8,234.11x = 52,836,835.64
  5. Step 5: Solve for x
    x = 52,836,835.64/8,234.11
  6. Step 6: Final answer
    x = 6,416.83

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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.