Home / 7,947.59-11,906.85-3,723.08

Finding the Fourth Proportional to 7,947.59, 11,906.85 and 3,723.08

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Solution

The fourth proportional to 7,947.59, 11,906.85 and 3,723.08 is: 5,577.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.59 : 11,906.85 = 3,723.08 : x
  2. Step 2: Convert to fraction form
    7,947.59/11,906.85 = 3,723.08/x
  3. Step 3: Cross multiply
    7,947.59x = 11,906.85 × 3,723.08
  4. Step 4: Simplify right side
    7,947.59x = 44,330,155.56
  5. Step 5: Solve for x
    x = 44,330,155.56/7,947.59
  6. Step 6: Final answer
    x = 5,577.81

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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.