Home / 5,539.20-8,297.60-3,452.80

Finding the Fourth Proportional to 5,539.20, 8,297.60 and 3,452.80

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Solution

The fourth proportional to 5,539.20, 8,297.60 and 3,452.80 is: 5,172.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.20 : 8,297.60 = 3,452.80 : x
  2. Step 2: Convert to fraction form
    5,539.20/8,297.60 = 3,452.80/x
  3. Step 3: Cross multiply
    5,539.20x = 8,297.60 × 3,452.80
  4. Step 4: Simplify right side
    5,539.20x = 28,649,953.28
  5. Step 5: Solve for x
    x = 28,649,953.28/5,539.20
  6. Step 6: Final answer
    x = 5,172.22

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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.