Home / 7,450.77-11,169.66-3,749.88

Finding the Fourth Proportional to 7,450.77, 11,169.66 and 3,749.88

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Solution

The fourth proportional to 7,450.77, 11,169.66 and 3,749.88 is: 5,621.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.77 : 11,169.66 = 3,749.88 : x
  2. Step 2: Convert to fraction form
    7,450.77/11,169.66 = 3,749.88/x
  3. Step 3: Cross multiply
    7,450.77x = 11,169.66 × 3,749.88
  4. Step 4: Simplify right side
    7,450.77x = 41,884,884.64
  5. Step 5: Solve for x
    x = 41,884,884.64/7,450.77
  6. Step 6: Final answer
    x = 5,621.55

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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.