Home / 4,843.20-7,256.70-4,551.60

Finding the Fourth Proportional to 4,843.20, 7,256.70 and 4,551.60

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Solution

The fourth proportional to 4,843.20, 7,256.70 and 4,551.60 is: 6,819.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.20 : 7,256.70 = 4,551.60 : x
  2. Step 2: Convert to fraction form
    4,843.20/7,256.70 = 4,551.60/x
  3. Step 3: Cross multiply
    4,843.20x = 7,256.70 × 4,551.60
  4. Step 4: Simplify right side
    4,843.20x = 33,029,595.72
  5. Step 5: Solve for x
    x = 33,029,595.72/4,843.20
  6. Step 6: Final answer
    x = 6,819.79

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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.