Home / 4,618.91-6,923.86-3,679.56

Finding the Fourth Proportional to 4,618.91, 6,923.86 and 3,679.56

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Solution

The fourth proportional to 4,618.91, 6,923.86 and 3,679.56 is: 5,515.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.91 : 6,923.86 = 3,679.56 : x
  2. Step 2: Convert to fraction form
    4,618.91/6,923.86 = 3,679.56/x
  3. Step 3: Cross multiply
    4,618.91x = 6,923.86 × 3,679.56
  4. Step 4: Simplify right side
    4,618.91x = 25,476,769.80
  5. Step 5: Solve for x
    x = 25,476,769.80/4,618.91
  6. Step 6: Final answer
    x = 5,515.76

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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.