Home / 7,834.33-11,755.32-3,451.24

Finding the Fourth Proportional to 7,834.33, 11,755.32 and 3,451.24

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Solution

The fourth proportional to 7,834.33, 11,755.32 and 3,451.24 is: 5,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.33 : 11,755.32 = 3,451.24 : x
  2. Step 2: Convert to fraction form
    7,834.33/11,755.32 = 3,451.24/x
  3. Step 3: Cross multiply
    7,834.33x = 11,755.32 × 3,451.24
  4. Step 4: Simplify right side
    7,834.33x = 40,570,430.60
  5. Step 5: Solve for x
    x = 40,570,430.60/7,834.33
  6. Step 6: Final answer
    x = 5,178.55

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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.