Home / 5,537.20-8,294.60-3,450.80

Finding the Fourth Proportional to 5,537.20, 8,294.60 and 3,450.80

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Solution

The fourth proportional to 5,537.20, 8,294.60 and 3,450.80 is: 5,169.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.20 : 8,294.60 = 3,450.80 : x
  2. Step 2: Convert to fraction form
    5,537.20/8,294.60 = 3,450.80/x
  3. Step 3: Cross multiply
    5,537.20x = 8,294.60 × 3,450.80
  4. Step 4: Simplify right side
    5,537.20x = 28,623,005.68
  5. Step 5: Solve for x
    x = 28,623,005.68/5,537.20
  6. Step 6: Final answer
    x = 5,169.22

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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.