Home / 8,949.23-13,423.83-3,755.11

Finding the Fourth Proportional to 8,949.23, 13,423.83 and 3,755.11

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Solution

The fourth proportional to 8,949.23, 13,423.83 and 3,755.11 is: 5,632.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.23 : 13,423.83 = 3,755.11 : x
  2. Step 2: Convert to fraction form
    8,949.23/13,423.83 = 3,755.11/x
  3. Step 3: Cross multiply
    8,949.23x = 13,423.83 × 3,755.11
  4. Step 4: Simplify right side
    8,949.23x = 50,407,891.15
  5. Step 5: Solve for x
    x = 50,407,891.15/8,949.23
  6. Step 6: Final answer
    x = 5,632.65

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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.