Home / 7,636.38-11,453.85-2,440.86

Finding the Fourth Proportional to 7,636.38, 11,453.85 and 2,440.86

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Solution

The fourth proportional to 7,636.38, 11,453.85 and 2,440.86 is: 3,661.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.38 : 11,453.85 = 2,440.86 : x
  2. Step 2: Convert to fraction form
    7,636.38/11,453.85 = 2,440.86/x
  3. Step 3: Cross multiply
    7,636.38x = 11,453.85 × 2,440.86
  4. Step 4: Simplify right side
    7,636.38x = 27,957,244.31
  5. Step 5: Solve for x
    x = 27,957,244.31/7,636.38
  6. Step 6: Final answer
    x = 3,661.06

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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.