Home / 3,387.26-5,082.50-2,091.26

Finding the Fourth Proportional to 3,387.26, 5,082.50 and 2,091.26

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Solution

The fourth proportional to 3,387.26, 5,082.50 and 2,091.26 is: 3,137.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.26 : 5,082.50 = 2,091.26 : x
  2. Step 2: Convert to fraction form
    3,387.26/5,082.50 = 2,091.26/x
  3. Step 3: Cross multiply
    3,387.26x = 5,082.50 × 2,091.26
  4. Step 4: Simplify right side
    3,387.26x = 10,628,808.77
  5. Step 5: Solve for x
    x = 10,628,808.77/3,387.26
  6. Step 6: Final answer
    x = 3,137.88

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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.