Home / 2,380.06-3,283.86-1,371.52

Finding the Fourth Proportional to 2,380.06, 3,283.86 and 1,371.52

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Solution

The fourth proportional to 2,380.06, 3,283.86 and 1,371.52 is: 1,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.06 : 3,283.86 = 1,371.52 : x
  2. Step 2: Convert to fraction form
    2,380.06/3,283.86 = 1,371.52/x
  3. Step 3: Cross multiply
    2,380.06x = 3,283.86 × 1,371.52
  4. Step 4: Simplify right side
    2,380.06x = 4,503,879.67
  5. Step 5: Solve for x
    x = 4,503,879.67/2,380.06
  6. Step 6: Final answer
    x = 1,892.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.