Home / 4,945.32-7,409.75-3,481.92

Finding the Fourth Proportional to 4,945.32, 7,409.75 and 3,481.92

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Solution

The fourth proportional to 4,945.32, 7,409.75 and 3,481.92 is: 5,217.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.32 : 7,409.75 = 3,481.92 : x
  2. Step 2: Convert to fraction form
    4,945.32/7,409.75 = 3,481.92/x
  3. Step 3: Cross multiply
    4,945.32x = 7,409.75 × 3,481.92
  4. Step 4: Simplify right side
    4,945.32x = 25,800,139.31
  5. Step 5: Solve for x
    x = 25,800,139.31/4,945.32
  6. Step 6: Final answer
    x = 5,217.08

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1.5x scale

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.