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Finding the Fourth Proportional to 5,249.56, 7,246.62 and 3,754.88

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Solution

The fourth proportional to 5,249.56, 7,246.62 and 3,754.88 is: 5,183.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.56 : 7,246.62 = 3,754.88 : x
  2. Step 2: Convert to fraction form
    5,249.56/7,246.62 = 3,754.88/x
  3. Step 3: Cross multiply
    5,249.56x = 7,246.62 × 3,754.88
  4. Step 4: Simplify right side
    5,249.56x = 27,210,188.51
  5. Step 5: Solve for x
    x = 27,210,188.51/5,249.56
  6. Step 6: Final answer
    x = 5,183.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.