Home / 4,171.24-6,257.58-1,249.72

Finding the Fourth Proportional to 4,171.24, 6,257.58 and 1,249.72

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Solution

The fourth proportional to 4,171.24, 6,257.58 and 1,249.72 is: 1,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.24 : 6,257.58 = 1,249.72 : x
  2. Step 2: Convert to fraction form
    4,171.24/6,257.58 = 1,249.72/x
  3. Step 3: Cross multiply
    4,171.24x = 6,257.58 × 1,249.72
  4. Step 4: Simplify right side
    4,171.24x = 7,820,222.88
  5. Step 5: Solve for x
    x = 7,820,222.88/4,171.24
  6. Step 6: Final answer
    x = 1,874.80

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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.