Home / 4,175.60-6,255.48-2,228.72

Finding the Fourth Proportional to 4,175.60, 6,255.48 and 2,228.72

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Solution

The fourth proportional to 4,175.60, 6,255.48 and 2,228.72 is: 3,338.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.60 : 6,255.48 = 2,228.72 : x
  2. Step 2: Convert to fraction form
    4,175.60/6,255.48 = 2,228.72/x
  3. Step 3: Cross multiply
    4,175.60x = 6,255.48 × 2,228.72
  4. Step 4: Simplify right side
    4,175.60x = 13,941,713.39
  5. Step 5: Solve for x
    x = 13,941,713.39/4,175.60
  6. Step 6: Final answer
    x = 3,338.85

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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.