Home / 4,849.74-7,272.79-1,517.60

Finding the Fourth Proportional to 4,849.74, 7,272.79 and 1,517.60

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Solution

The fourth proportional to 4,849.74, 7,272.79 and 1,517.60 is: 2,275.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.74 : 7,272.79 = 1,517.60 : x
  2. Step 2: Convert to fraction form
    4,849.74/7,272.79 = 1,517.60/x
  3. Step 3: Cross multiply
    4,849.74x = 7,272.79 × 1,517.60
  4. Step 4: Simplify right side
    4,849.74x = 11,037,200.49
  5. Step 5: Solve for x
    x = 11,037,200.49/4,849.74
  6. Step 6: Final answer
    x = 2,275.83

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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.