Home / 3,823.72-5,276.44-2,251.60

Finding the Fourth Proportional to 3,823.72, 5,276.44 and 2,251.60

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Solution

The fourth proportional to 3,823.72, 5,276.44 and 2,251.60 is: 3,107.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.72 : 5,276.44 = 2,251.60 : x
  2. Step 2: Convert to fraction form
    3,823.72/5,276.44 = 2,251.60/x
  3. Step 3: Cross multiply
    3,823.72x = 5,276.44 × 2,251.60
  4. Step 4: Simplify right side
    3,823.72x = 11,880,432.30
  5. Step 5: Solve for x
    x = 11,880,432.30/3,823.72
  6. Step 6: Final answer
    x = 3,107.04

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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.