Home / 4,079.40-6,112.38-3,738.96

Finding the Fourth Proportional to 4,079.40, 6,112.38 and 3,738.96

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Solution

The fourth proportional to 4,079.40, 6,112.38 and 3,738.96 is: 5,602.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.40 : 6,112.38 = 3,738.96 : x
  2. Step 2: Convert to fraction form
    4,079.40/6,112.38 = 3,738.96/x
  3. Step 3: Cross multiply
    4,079.40x = 6,112.38 × 3,738.96
  4. Step 4: Simplify right side
    4,079.40x = 22,853,944.32
  5. Step 5: Solve for x
    x = 22,853,944.32/4,079.40
  6. Step 6: Final answer
    x = 5,602.28

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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.