Home / 7,447.29-11,169.09-2,516.82

Finding the Fourth Proportional to 7,447.29, 11,169.09 and 2,516.82

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Solution

The fourth proportional to 7,447.29, 11,169.09 and 2,516.82 is: 3,774.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.29 : 11,169.09 = 2,516.82 : x
  2. Step 2: Convert to fraction form
    7,447.29/11,169.09 = 2,516.82/x
  3. Step 3: Cross multiply
    7,447.29x = 11,169.09 × 2,516.82
  4. Step 4: Simplify right side
    7,447.29x = 28,110,589.09
  5. Step 5: Solve for x
    x = 28,110,589.09/7,447.29
  6. Step 6: Final answer
    x = 3,774.61

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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.