Home / 5,440.50-8,135.83-4,054.80

Finding the Fourth Proportional to 5,440.50, 8,135.83 and 4,054.80

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Solution

The fourth proportional to 5,440.50, 8,135.83 and 4,054.80 is: 6,063.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.50 : 8,135.83 = 4,054.80 : x
  2. Step 2: Convert to fraction form
    5,440.50/8,135.83 = 4,054.80/x
  3. Step 3: Cross multiply
    5,440.50x = 8,135.83 × 4,054.80
  4. Step 4: Simplify right side
    5,440.50x = 32,989,163.48
  5. Step 5: Solve for x
    x = 32,989,163.48/5,440.50
  6. Step 6: Final answer
    x = 6,063.63

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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.