Home / 7,969.52-11,944.92-3,581.84

Finding the Fourth Proportional to 7,969.52, 11,944.92 and 3,581.84

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Solution

The fourth proportional to 7,969.52, 11,944.92 and 3,581.84 is: 5,368.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.52 : 11,944.92 = 3,581.84 : x
  2. Step 2: Convert to fraction form
    7,969.52/11,944.92 = 3,581.84/x
  3. Step 3: Cross multiply
    7,969.52x = 11,944.92 × 3,581.84
  4. Step 4: Simplify right side
    7,969.52x = 42,784,792.25
  5. Step 5: Solve for x
    x = 42,784,792.25/7,969.52
  6. Step 6: Final answer
    x = 5,368.55

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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.