Home / 2,183.31-3,268.80-2,011.10

Finding the Fourth Proportional to 2,183.31, 3,268.80 and 2,011.10

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Solution

The fourth proportional to 2,183.31, 3,268.80 and 2,011.10 is: 3,010.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.31 : 3,268.80 = 2,011.10 : x
  2. Step 2: Convert to fraction form
    2,183.31/3,268.80 = 2,011.10/x
  3. Step 3: Cross multiply
    2,183.31x = 3,268.80 × 2,011.10
  4. Step 4: Simplify right side
    2,183.31x = 6,573,867.34
  5. Step 5: Solve for x
    x = 6,573,867.34/2,183.31
  6. Step 6: Final answer
    x = 3,010.96

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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.