Home / 4,171.76-6,255.84-1,249.04

Finding the Fourth Proportional to 4,171.76, 6,255.84 and 1,249.04

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Solution

The fourth proportional to 4,171.76, 6,255.84 and 1,249.04 is: 1,873.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.76 : 6,255.84 = 1,249.04 : x
  2. Step 2: Convert to fraction form
    4,171.76/6,255.84 = 1,249.04/x
  3. Step 3: Cross multiply
    4,171.76x = 6,255.84 × 1,249.04
  4. Step 4: Simplify right side
    4,171.76x = 7,813,794.39
  5. Step 5: Solve for x
    x = 7,813,794.39/4,171.76
  6. Step 6: Final answer
    x = 1,873.02

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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.