Home / 4,481.36-6,184.38-2,491.92

Finding the Fourth Proportional to 4,481.36, 6,184.38 and 2,491.92

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Solution

The fourth proportional to 4,481.36, 6,184.38 and 2,491.92 is: 3,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.36 : 6,184.38 = 2,491.92 : x
  2. Step 2: Convert to fraction form
    4,481.36/6,184.38 = 2,491.92/x
  3. Step 3: Cross multiply
    4,481.36x = 6,184.38 × 2,491.92
  4. Step 4: Simplify right side
    4,481.36x = 15,410,980.21
  5. Step 5: Solve for x
    x = 15,410,980.21/4,481.36
  6. Step 6: Final answer
    x = 3,438.91

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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.