Home / 7,327.96-10,112.72-4,183.96

Finding the Fourth Proportional to 7,327.96, 10,112.72 and 4,183.96

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Solution

The fourth proportional to 7,327.96, 10,112.72 and 4,183.96 is: 5,773.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.96 : 10,112.72 = 4,183.96 : x
  2. Step 2: Convert to fraction form
    7,327.96/10,112.72 = 4,183.96/x
  3. Step 3: Cross multiply
    7,327.96x = 10,112.72 × 4,183.96
  4. Step 4: Simplify right side
    7,327.96x = 42,311,215.97
  5. Step 5: Solve for x
    x = 42,311,215.97/7,327.96
  6. Step 6: Final answer
    x = 5,773.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.