Home / 7,749.92-11,622.42-4,464.56

Finding the Fourth Proportional to 7,749.92, 11,622.42 and 4,464.56

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Solution

The fourth proportional to 7,749.92, 11,622.42 and 4,464.56 is: 6,695.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.92 : 11,622.42 = 4,464.56 : x
  2. Step 2: Convert to fraction form
    7,749.92/11,622.42 = 4,464.56/x
  3. Step 3: Cross multiply
    7,749.92x = 11,622.42 × 4,464.56
  4. Step 4: Simplify right side
    7,749.92x = 51,888,991.44
  5. Step 5: Solve for x
    x = 51,888,991.44/7,749.92
  6. Step 6: Final answer
    x = 6,695.42

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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.