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Finding the Fourth Proportional to 4,668.72, 6,993.51 and 3,739.25

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Solution

The fourth proportional to 4,668.72, 6,993.51 and 3,739.25 is: 5,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.72 : 6,993.51 = 3,739.25 : x
  2. Step 2: Convert to fraction form
    4,668.72/6,993.51 = 3,739.25/x
  3. Step 3: Cross multiply
    4,668.72x = 6,993.51 × 3,739.25
  4. Step 4: Simplify right side
    4,668.72x = 26,150,447.30
  5. Step 5: Solve for x
    x = 26,150,447.30/4,668.72
  6. Step 6: Final answer
    x = 5,601.20

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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.