Home / 6,242.22-8,611.83-4,118.85

Finding the Fourth Proportional to 6,242.22, 8,611.83 and 4,118.85

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Solution

The fourth proportional to 6,242.22, 8,611.83 and 4,118.85 is: 5,682.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.22 : 8,611.83 = 4,118.85 : x
  2. Step 2: Convert to fraction form
    6,242.22/8,611.83 = 4,118.85/x
  3. Step 3: Cross multiply
    6,242.22x = 8,611.83 × 4,118.85
  4. Step 4: Simplify right side
    6,242.22x = 35,470,836.00
  5. Step 5: Solve for x
    x = 35,470,836.00/6,242.22
  6. Step 6: Final answer
    x = 5,682.41

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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.