Home / 11,930.26-16,462.92-6,624.65

Finding the Fourth Proportional to 11,930.26, 16,462.92 and 6,624.65

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Solution

The fourth proportional to 11,930.26, 16,462.92 and 6,624.65 is: 9,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.26 : 16,462.92 = 6,624.65 : x
  2. Step 2: Convert to fraction form
    11,930.26/16,462.92 = 6,624.65/x
  3. Step 3: Cross multiply
    11,930.26x = 16,462.92 × 6,624.65
  4. Step 4: Simplify right side
    11,930.26x = 109,061,082.98
  5. Step 5: Solve for x
    x = 109,061,082.98/11,930.26
  6. Step 6: Final answer
    x = 9,141.55

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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.