Home / 4,121.02-6,183.11-2,478.73

Finding the Fourth Proportional to 4,121.02, 6,183.11 and 2,478.73

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Solution

The fourth proportional to 4,121.02, 6,183.11 and 2,478.73 is: 3,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.02 : 6,183.11 = 2,478.73 : x
  2. Step 2: Convert to fraction form
    4,121.02/6,183.11 = 2,478.73/x
  3. Step 3: Cross multiply
    4,121.02x = 6,183.11 × 2,478.73
  4. Step 4: Simplify right side
    4,121.02x = 15,326,260.25
  5. Step 5: Solve for x
    x = 15,326,260.25/4,121.02
  6. Step 6: Final answer
    x = 3,719.05

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1.5x scale

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.