Home / 4,540.06-6,811.02-1,618.30

Finding the Fourth Proportional to 4,540.06, 6,811.02 and 1,618.30

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Solution

The fourth proportional to 4,540.06, 6,811.02 and 1,618.30 is: 2,427.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.06 : 6,811.02 = 1,618.30 : x
  2. Step 2: Convert to fraction form
    4,540.06/6,811.02 = 1,618.30/x
  3. Step 3: Cross multiply
    4,540.06x = 6,811.02 × 1,618.30
  4. Step 4: Simplify right side
    4,540.06x = 11,022,273.67
  5. Step 5: Solve for x
    x = 11,022,273.67/4,540.06
  6. Step 6: Final answer
    x = 2,427.78

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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.