Home / 4,278.44-5,902.92-2,508.80

Finding the Fourth Proportional to 4,278.44, 5,902.92 and 2,508.80

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Solution

The fourth proportional to 4,278.44, 5,902.92 and 2,508.80 is: 3,461.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.44 : 5,902.92 = 2,508.80 : x
  2. Step 2: Convert to fraction form
    4,278.44/5,902.92 = 2,508.80/x
  3. Step 3: Cross multiply
    4,278.44x = 5,902.92 × 2,508.80
  4. Step 4: Simplify right side
    4,278.44x = 14,809,245.70
  5. Step 5: Solve for x
    x = 14,809,245.70/4,278.44
  6. Step 6: Final answer
    x = 3,461.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.