Home / 4,523.24-6,782.84-1,747.78

Finding the Fourth Proportional to 4,523.24, 6,782.84 and 1,747.78

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Solution

The fourth proportional to 4,523.24, 6,782.84 and 1,747.78 is: 2,620.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,523.24 : 6,782.84 = 1,747.78 : x
  2. Step 2: Convert to fraction form
    4,523.24/6,782.84 = 1,747.78/x
  3. Step 3: Cross multiply
    4,523.24x = 6,782.84 × 1,747.78
  4. Step 4: Simplify right side
    4,523.24x = 11,854,912.10
  5. Step 5: Solve for x
    x = 11,854,912.10/4,523.24
  6. Step 6: Final answer
    x = 2,620.89

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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.