Home / 4,287.93-6,431.48-2,206.83

Finding the Fourth Proportional to 4,287.93, 6,431.48 and 2,206.83

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Solution

The fourth proportional to 4,287.93, 6,431.48 and 2,206.83 is: 3,310.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.93 : 6,431.48 = 2,206.83 : x
  2. Step 2: Convert to fraction form
    4,287.93/6,431.48 = 2,206.83/x
  3. Step 3: Cross multiply
    4,287.93x = 6,431.48 × 2,206.83
  4. Step 4: Simplify right side
    4,287.93x = 14,193,183.01
  5. Step 5: Solve for x
    x = 14,193,183.01/4,287.93
  6. Step 6: Final answer
    x = 3,310.03

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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.