Home / 5,176.08-7,741.44-3,090.96

Finding the Fourth Proportional to 5,176.08, 7,741.44 and 3,090.96

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Solution

The fourth proportional to 5,176.08, 7,741.44 and 3,090.96 is: 4,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.08 : 7,741.44 = 3,090.96 : x
  2. Step 2: Convert to fraction form
    5,176.08/7,741.44 = 3,090.96/x
  3. Step 3: Cross multiply
    5,176.08x = 7,741.44 × 3,090.96
  4. Step 4: Simplify right side
    5,176.08x = 23,928,481.38
  5. Step 5: Solve for x
    x = 23,928,481.38/5,176.08
  6. Step 6: Final answer
    x = 4,622.90

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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.