Home / 4,102.38-5,660.96-2,310.12

Finding the Fourth Proportional to 4,102.38, 5,660.96 and 2,310.12

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Solution

The fourth proportional to 4,102.38, 5,660.96 and 2,310.12 is: 3,187.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.38 : 5,660.96 = 2,310.12 : x
  2. Step 2: Convert to fraction form
    4,102.38/5,660.96 = 2,310.12/x
  3. Step 3: Cross multiply
    4,102.38x = 5,660.96 × 2,310.12
  4. Step 4: Simplify right side
    4,102.38x = 13,077,485.36
  5. Step 5: Solve for x
    x = 13,077,485.36/4,102.38
  6. Step 6: Final answer
    x = 3,187.78

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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.