Home / 8,234.96-12,353.24-2,688.08

Finding the Fourth Proportional to 8,234.96, 12,353.24 and 2,688.08

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Solution

The fourth proportional to 8,234.96, 12,353.24 and 2,688.08 is: 4,032.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.96 : 12,353.24 = 2,688.08 : x
  2. Step 2: Convert to fraction form
    8,234.96/12,353.24 = 2,688.08/x
  3. Step 3: Cross multiply
    8,234.96x = 12,353.24 × 2,688.08
  4. Step 4: Simplify right side
    8,234.96x = 33,206,497.38
  5. Step 5: Solve for x
    x = 33,206,497.38/8,234.96
  6. Step 6: Final answer
    x = 4,032.38

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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.