Home / 2,475.43-3,713.26-1,378.97

Finding the Fourth Proportional to 2,475.43, 3,713.26 and 1,378.97

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Solution

The fourth proportional to 2,475.43, 3,713.26 and 1,378.97 is: 2,068.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.43 : 3,713.26 = 1,378.97 : x
  2. Step 2: Convert to fraction form
    2,475.43/3,713.26 = 1,378.97/x
  3. Step 3: Cross multiply
    2,475.43x = 3,713.26 × 1,378.97
  4. Step 4: Simplify right side
    2,475.43x = 5,120,474.14
  5. Step 5: Solve for x
    x = 5,120,474.14/2,475.43
  6. Step 6: Final answer
    x = 2,068.52

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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.