Home / 4,958.91-7,438.37-1,671.71

Finding the Fourth Proportional to 4,958.91, 7,438.37 and 1,671.71

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Solution

The fourth proportional to 4,958.91, 7,438.37 and 1,671.71 is: 2,507.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.91 : 7,438.37 = 1,671.71 : x
  2. Step 2: Convert to fraction form
    4,958.91/7,438.37 = 1,671.71/x
  3. Step 3: Cross multiply
    4,958.91x = 7,438.37 × 1,671.71
  4. Step 4: Simplify right side
    4,958.91x = 12,434,751.96
  5. Step 5: Solve for x
    x = 12,434,751.96/4,958.91
  6. Step 6: Final answer
    x = 2,507.56

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Similar ratio
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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.