Home / 4,480.80-6,183.51-2,491.56

Finding the Fourth Proportional to 4,480.80, 6,183.51 and 2,491.56

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Solution

The fourth proportional to 4,480.80, 6,183.51 and 2,491.56 is: 3,438.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.80 : 6,183.51 = 2,491.56 : x
  2. Step 2: Convert to fraction form
    4,480.80/6,183.51 = 2,491.56/x
  3. Step 3: Cross multiply
    4,480.80x = 6,183.51 × 2,491.56
  4. Step 4: Simplify right side
    4,480.80x = 15,406,586.18
  5. Step 5: Solve for x
    x = 15,406,586.18/4,480.80
  6. Step 6: Final answer
    x = 3,438.36

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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.