Home / 3,251.94-4,885.95-2,082.47

Finding the Fourth Proportional to 3,251.94, 4,885.95 and 2,082.47

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Solution

The fourth proportional to 3,251.94, 4,885.95 and 2,082.47 is: 3,128.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.94 : 4,885.95 = 2,082.47 : x
  2. Step 2: Convert to fraction form
    3,251.94/4,885.95 = 2,082.47/x
  3. Step 3: Cross multiply
    3,251.94x = 4,885.95 × 2,082.47
  4. Step 4: Simplify right side
    3,251.94x = 10,174,819.87
  5. Step 5: Solve for x
    x = 10,174,819.87/3,251.94
  6. Step 6: Final answer
    x = 3,128.85

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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.