Home / 5,817.56-8,028.31-3,578.11

Finding the Fourth Proportional to 5,817.56, 8,028.31 and 3,578.11

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Solution

The fourth proportional to 5,817.56, 8,028.31 and 3,578.11 is: 4,937.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817.56 : 8,028.31 = 3,578.11 : x
  2. Step 2: Convert to fraction form
    5,817.56/8,028.31 = 3,578.11/x
  3. Step 3: Cross multiply
    5,817.56x = 8,028.31 × 3,578.11
  4. Step 4: Simplify right side
    5,817.56x = 28,726,136.15
  5. Step 5: Solve for x
    x = 28,726,136.15/5,817.56
  6. Step 6: Final answer
    x = 4,937.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.