Home / 4,755.14-7,135.53-2,158.04

Finding the Fourth Proportional to 4,755.14, 7,135.53 and 2,158.04

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Solution

The fourth proportional to 4,755.14, 7,135.53 and 2,158.04 is: 3,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.14 : 7,135.53 = 2,158.04 : x
  2. Step 2: Convert to fraction form
    4,755.14/7,135.53 = 2,158.04/x
  3. Step 3: Cross multiply
    4,755.14x = 7,135.53 × 2,158.04
  4. Step 4: Simplify right side
    4,755.14x = 15,398,759.16
  5. Step 5: Solve for x
    x = 15,398,759.16/4,755.14
  6. Step 6: Final answer
    x = 3,238.34

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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.