Home / 2,076.02-3,115.85-1,152.62

Finding the Fourth Proportional to 2,076.02, 3,115.85 and 1,152.62

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Solution

The fourth proportional to 2,076.02, 3,115.85 and 1,152.62 is: 1,729.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076.02 : 3,115.85 = 1,152.62 : x
  2. Step 2: Convert to fraction form
    2,076.02/3,115.85 = 1,152.62/x
  3. Step 3: Cross multiply
    2,076.02x = 3,115.85 × 1,152.62
  4. Step 4: Simplify right side
    2,076.02x = 3,591,387.85
  5. Step 5: Solve for x
    x = 3,591,387.85/2,076.02
  6. Step 6: Final answer
    x = 1,729.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.