Home / 5,217.22-7,826.46-1,754.56

Finding the Fourth Proportional to 5,217.22, 7,826.46 and 1,754.56

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Solution

The fourth proportional to 5,217.22, 7,826.46 and 1,754.56 is: 2,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.22 : 7,826.46 = 1,754.56 : x
  2. Step 2: Convert to fraction form
    5,217.22/7,826.46 = 1,754.56/x
  3. Step 3: Cross multiply
    5,217.22x = 7,826.46 × 1,754.56
  4. Step 4: Simplify right side
    5,217.22x = 13,731,993.66
  5. Step 5: Solve for x
    x = 13,731,993.66/5,217.22
  6. Step 6: Final answer
    x = 2,632.05

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Why These Related Problems?

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