Home / 4,908.45-7,360.05-2,562.78

Finding the Fourth Proportional to 4,908.45, 7,360.05 and 2,562.78

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Solution

The fourth proportional to 4,908.45, 7,360.05 and 2,562.78 is: 3,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.45 : 7,360.05 = 2,562.78 : x
  2. Step 2: Convert to fraction form
    4,908.45/7,360.05 = 2,562.78/x
  3. Step 3: Cross multiply
    4,908.45x = 7,360.05 × 2,562.78
  4. Step 4: Simplify right side
    4,908.45x = 18,862,170.80
  5. Step 5: Solve for x
    x = 18,862,170.80/4,908.45
  6. Step 6: Final answer
    x = 3,842.80

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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.