Home / 11,234.08-16,854.24-4,309.12

Finding the Fourth Proportional to 11,234.08, 16,854.24 and 4,309.12

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Solution

The fourth proportional to 11,234.08, 16,854.24 and 4,309.12 is: 6,464.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.08 : 16,854.24 = 4,309.12 : x
  2. Step 2: Convert to fraction form
    11,234.08/16,854.24 = 4,309.12/x
  3. Step 3: Cross multiply
    11,234.08x = 16,854.24 × 4,309.12
  4. Step 4: Simplify right side
    11,234.08x = 72,626,942.67
  5. Step 5: Solve for x
    x = 72,626,942.67/11,234.08
  6. Step 6: Final answer
    x = 6,464.88

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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.