Home / 3,523.55-5,285.93-1,183.78

Finding the Fourth Proportional to 3,523.55, 5,285.93 and 1,183.78

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Solution

The fourth proportional to 3,523.55, 5,285.93 and 1,183.78 is: 1,775.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.55 : 5,285.93 = 1,183.78 : x
  2. Step 2: Convert to fraction form
    3,523.55/5,285.93 = 1,183.78/x
  3. Step 3: Cross multiply
    3,523.55x = 5,285.93 × 1,183.78
  4. Step 4: Simplify right side
    3,523.55x = 6,257,345.87
  5. Step 5: Solve for x
    x = 6,257,345.87/3,523.55
  6. Step 6: Final answer
    x = 1,775.87

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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.