Home / 5,174.93-7,764.27-3,198.25

Finding the Fourth Proportional to 5,174.93, 7,764.27 and 3,198.25

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Solution

The fourth proportional to 5,174.93, 7,764.27 and 3,198.25 is: 4,798.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.93 : 7,764.27 = 3,198.25 : x
  2. Step 2: Convert to fraction form
    5,174.93/7,764.27 = 3,198.25/x
  3. Step 3: Cross multiply
    5,174.93x = 7,764.27 × 3,198.25
  4. Step 4: Simplify right side
    5,174.93x = 24,832,057.12
  5. Step 5: Solve for x
    x = 24,832,057.12/5,174.93
  6. Step 6: Final answer
    x = 4,798.53

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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.