Home / 5,685.54-8,523.42-2,759.82

Finding the Fourth Proportional to 5,685.54, 8,523.42 and 2,759.82

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Solution

The fourth proportional to 5,685.54, 8,523.42 and 2,759.82 is: 4,137.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.54 : 8,523.42 = 2,759.82 : x
  2. Step 2: Convert to fraction form
    5,685.54/8,523.42 = 2,759.82/x
  3. Step 3: Cross multiply
    5,685.54x = 8,523.42 × 2,759.82
  4. Step 4: Simplify right side
    5,685.54x = 23,523,104.98
  5. Step 5: Solve for x
    x = 23,523,104.98/5,685.54
  6. Step 6: Final answer
    x = 4,137.36

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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.