Home / 5,455.74-8,183.31-1,757.08

Finding the Fourth Proportional to 5,455.74, 8,183.31 and 1,757.08

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Solution

The fourth proportional to 5,455.74, 8,183.31 and 1,757.08 is: 2,635.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.74 : 8,183.31 = 1,757.08 : x
  2. Step 2: Convert to fraction form
    5,455.74/8,183.31 = 1,757.08/x
  3. Step 3: Cross multiply
    5,455.74x = 8,183.31 × 1,757.08
  4. Step 4: Simplify right side
    5,455.74x = 14,378,730.33
  5. Step 5: Solve for x
    x = 14,378,730.33/5,455.74
  6. Step 6: Final answer
    x = 2,635.52

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1.5x scale

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.