Home / 2,370.30-3,270.61-1,375.55

Finding the Fourth Proportional to 2,370.30, 3,270.61 and 1,375.55

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Solution

The fourth proportional to 2,370.30, 3,270.61 and 1,375.55 is: 1,898.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.30 : 3,270.61 = 1,375.55 : x
  2. Step 2: Convert to fraction form
    2,370.30/3,270.61 = 1,375.55/x
  3. Step 3: Cross multiply
    2,370.30x = 3,270.61 × 1,375.55
  4. Step 4: Simplify right side
    2,370.30x = 4,498,887.59
  5. Step 5: Solve for x
    x = 4,498,887.59/2,370.30
  6. Step 6: Final answer
    x = 1,898.03

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