Home / 2,077.32-3,112.32-1,851.33

Finding the Fourth Proportional to 2,077.32, 3,112.32 and 1,851.33

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Solution

The fourth proportional to 2,077.32, 3,112.32 and 1,851.33 is: 2,773.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.32 : 3,112.32 = 1,851.33 : x
  2. Step 2: Convert to fraction form
    2,077.32/3,112.32 = 1,851.33/x
  3. Step 3: Cross multiply
    2,077.32x = 3,112.32 × 1,851.33
  4. Step 4: Simplify right side
    2,077.32x = 5,761,931.39
  5. Step 5: Solve for x
    x = 5,761,931.39/2,077.32
  6. Step 6: Final answer
    x = 2,773.73

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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.