Home / 7,923.16-11,876.88-3,755.84

Finding the Fourth Proportional to 7,923.16, 11,876.88 and 3,755.84

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Solution

The fourth proportional to 7,923.16, 11,876.88 and 3,755.84 is: 5,630.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.16 : 11,876.88 = 3,755.84 : x
  2. Step 2: Convert to fraction form
    7,923.16/11,876.88 = 3,755.84/x
  3. Step 3: Cross multiply
    7,923.16x = 11,876.88 × 3,755.84
  4. Step 4: Simplify right side
    7,923.16x = 44,607,660.98
  5. Step 5: Solve for x
    x = 44,607,660.98/7,923.16
  6. Step 6: Final answer
    x = 5,630.03

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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.