Home / 3,251.21-4,876.31-1,059.92

Finding the Fourth Proportional to 3,251.21, 4,876.31 and 1,059.92

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Solution

The fourth proportional to 3,251.21, 4,876.31 and 1,059.92 is: 1,589.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.21 : 4,876.31 = 1,059.92 : x
  2. Step 2: Convert to fraction form
    3,251.21/4,876.31 = 1,059.92/x
  3. Step 3: Cross multiply
    3,251.21x = 4,876.31 × 1,059.92
  4. Step 4: Simplify right side
    3,251.21x = 5,168,468.81
  5. Step 5: Solve for x
    x = 5,168,468.81/3,251.21
  6. Step 6: Final answer
    x = 1,589.71

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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.