Home / 4,480.82-6,183.69-2,491.55

Finding the Fourth Proportional to 4,480.82, 6,183.69 and 2,491.55

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Solution

The fourth proportional to 4,480.82, 6,183.69 and 2,491.55 is: 3,438.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.82 : 6,183.69 = 2,491.55 : x
  2. Step 2: Convert to fraction form
    4,480.82/6,183.69 = 2,491.55/x
  3. Step 3: Cross multiply
    4,480.82x = 6,183.69 × 2,491.55
  4. Step 4: Simplify right side
    4,480.82x = 15,406,972.82
  5. Step 5: Solve for x
    x = 15,406,972.82/4,480.82
  6. Step 6: Final answer
    x = 3,438.43

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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.