Home / 4,183.22-6,275.64-2,103.68

Finding the Fourth Proportional to 4,183.22, 6,275.64 and 2,103.68

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Solution

The fourth proportional to 4,183.22, 6,275.64 and 2,103.68 is: 3,155.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.22 : 6,275.64 = 2,103.68 : x
  2. Step 2: Convert to fraction form
    4,183.22/6,275.64 = 2,103.68/x
  3. Step 3: Cross multiply
    4,183.22x = 6,275.64 × 2,103.68
  4. Step 4: Simplify right side
    4,183.22x = 13,201,938.36
  5. Step 5: Solve for x
    x = 13,201,938.36/4,183.22
  6. Step 6: Final answer
    x = 3,155.93

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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.