Home / 4,738.13-7,109.96-2,141.06

Finding the Fourth Proportional to 4,738.13, 7,109.96 and 2,141.06

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Solution

The fourth proportional to 4,738.13, 7,109.96 and 2,141.06 is: 3,212.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.13 : 7,109.96 = 2,141.06 : x
  2. Step 2: Convert to fraction form
    4,738.13/7,109.96 = 2,141.06/x
  3. Step 3: Cross multiply
    4,738.13x = 7,109.96 × 2,141.06
  4. Step 4: Simplify right side
    4,738.13x = 15,222,850.96
  5. Step 5: Solve for x
    x = 15,222,850.96/4,738.13
  6. Step 6: Final answer
    x = 3,212.84

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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.